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4433420 = 225221671
BaseRepresentation
bin10000111010011000001100
322100020111202
4100322120030
52113332140
6235005032
752453265
oct20723014
98306452
104433420
112558992
121599778
13bc2c34
1483596c
155c8915
hex43a60c

4433420 has 12 divisors (see below), whose sum is σ = 9310224. Its totient is φ = 1773360.

The previous prime is 4433399. The next prime is 4433423. The reversal of 4433420 is 243344.

It is a happy number.

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: 221671 = 4433420 / (4 + 4 + 3 + 3 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 4433392 and 4433401.

It is not an unprimeable number, because it can be changed into a prime (4433423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110816 + ... + 110855.

It is an arithmetic number, because the mean of its divisors is an integer number (775852).

Almost surely, 24433420 is an apocalyptic number.

It is an amenable number.

4433420 is an abundant number, since it is smaller than the sum of its proper divisors (4876804).

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

4433420 is a wasteful number, since it uses less digits than its factorization.

4433420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221680 (or 221678 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 4433420 is about 2105.5688067598. The cubic root of 4433420 is about 164.2780826413.

Adding to 4433420 its reverse (243344), we get a palindrome (4676764).

The spelling of 4433420 in words is "four million, four hundred thirty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 221671 443342 886684 1108355 2216710 4433420