255989532 has 24 divisors (see below), whose sum is σ = 613453456. Its totient is φ = 83023488.

The previous prime is 255989509. The next prime is 255989533. The reversal of 255989532 is 235989552.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255989533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287833 + ... + 288720.

Almost surely, 2^255989532 is an apocalyptic number.

It is an amenable number.

255989532 is an abundant number, since it is smaller than the sum of its proper divisors (357463924).

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

255989532 is a wasteful number, since it uses less digits than its factorization.

255989532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576597 (or 576595 counting only the distinct ones).

The product of its digits is 972000, while the sum is 48.

The square root of 255989532 is about 15999.6728716558. The cubic root of 255989532 is about 634.9517660265.

The spelling of 255989532 in words is "two hundred fifty-five million, nine hundred eighty-nine thousand, five hundred thirty-two".