Search a number
-
+
422461 = 1332497
BaseRepresentation
bin1100111001000111101
3210110111201
41213020331
5102004321
613015501
73406444
oct1471075
9713451
10422461
11269446
12184591
1311a3a0
14add5b
1585291
hex6723d

422461 has 4 divisors (see below), whose sum is σ = 454972. Its totient is φ = 389952.

The previous prime is 422459. The next prime is 422479. The reversal of 422461 is 164224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 202500 + 219961 = 450^2 + 469^2 .

It is a cyclic number.

It is not a de Polignac number, because 422461 - 21 = 422459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16236 + ... + 16261.

It is an arithmetic number, because the mean of its divisors is an integer number (113743).

2422461 is an apocalyptic number.

It is an amenable number.

422461 is a deficient number, since it is larger than the sum of its proper divisors (32511).

422461 is a wasteful number, since it uses less digits than its factorization.

422461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32510.

The product of its digits is 384, while the sum is 19.

The square root of 422461 is about 649.9699993077. The cubic root of 422461 is about 75.0347098598.

Adding to 422461 its reverse (164224), we get a palindrome (586685).

The spelling of 422461 in words is "four hundred twenty-two thousand, four hundred sixty-one".

Divisors: 1 13 32497 422461