264561852 has 24 divisors (see below), whose sum is σ = 649801600. Its totient is φ = 83545776.

The previous prime is 264561839. The next prime is 264561863. The reversal of 264561852 is 258165462.

It is a self number, because there is not a number n which added to its sum of digits gives 264561852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579952 + ... + 580407.

Almost surely, 2^264561852 is an apocalyptic number.

It is an amenable number.

264561852 is an abundant number, since it is smaller than the sum of its proper divisors (385239748).

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

264561852 is a wasteful number, since it uses less digits than its factorization.

264561852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160385 (or 1160383 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 264561852 is about 16265.3574199893. The cubic root of 264561852 is about 641.9616343374.

The spelling of 264561852 in words is "two hundred sixty-four million, five hundred sixty-one thousand, eight hundred fifty-two".