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950420 = 22547521
BaseRepresentation
bin11101000000010010100
31210021201202
43220002110
5220403140
632212032
711035622
oct3500224
91707652
10950420
1159a079
1239a018
132737a3
141aa512
1513b915
hexe8094

950420 has 12 divisors (see below), whose sum is σ = 1995924. Its totient is φ = 380160.

The previous prime is 950401. The next prime is 950423. The reversal of 950420 is 24059.

It can be written as a sum of positive squares in 2 ways, for example, as 620944 + 329476 = 788^2 + 574^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 47521 = 950420 / (9 + 5 + 0 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 950392 and 950401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (950423) by changing a digit.

950420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23741 + ... + 23780.

It is an arithmetic number, because the mean of its divisors is an integer number (166327).

2950420 is an apocalyptic number.

It is an amenable number.

950420 is an abundant number, since it is smaller than the sum of its proper divisors (1045504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

950420 is a wasteful number, since it uses less digits than its factorization.

950420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47530 (or 47528 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 950420 is about 974.8948661266. The cubic root of 950420 is about 98.3192421316.

Adding to 950420 its reverse (24059), we get a palindrome (974479).

The spelling of 950420 in words is "nine hundred fifty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 47521 95042 190084 237605 475210 950420