255355632 has 80 divisors (see below), whose sum is σ = 837684480. Its totient is φ = 72957888.

The previous prime is 255355621. The next prime is 255355673. The reversal of 255355632 is 236553552.

255355632 is a `hidden beast` number, since 25 + 53 + 556 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39198 + ... + 45245.

It is an arithmetic number, because the mean of its divisors is an integer number (10471056).

Almost surely, 2^255355632 is an apocalyptic number.

It is an amenable number.

255355632 is an abundant number, since it is smaller than the sum of its proper divisors (582328848).

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

255355632 is a wasteful number, since it uses less digits than its factorization.

255355632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84467 (or 84455 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 255355632 is about 15979.8508128205. The cubic root of 255355632 is about 634.4272281556.

It can be divided in two parts, 2553 and 55632, that added together give a palindrome (58185).

The spelling of 255355632 in words is "two hundred fifty-five million, three hundred fifty-five thousand, six hundred thirty-two".