255923696 has 40 divisors (see below), whose sum is σ = 571046784. Its totient is φ = 108838080.

The previous prime is 255923687. The next prime is 255923761. The reversal of 255923696 is 696329552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 255923696.

It is a congruent number.

It is an unprimeable number.

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, 5951 + ... + 23393.

Almost surely, 2^255923696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255923696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285523392).

255923696 is an abundant number, since it is smaller than the sum of its proper divisors (315123088).

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

255923696 is a wasteful number, since it uses less digits than its factorization.

255923696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17589 (or 17583 counting only the distinct ones).

The product of its digits is 874800, while the sum is 47.

The square root of 255923696 is about 15997.6153222910. The cubic root of 255923696 is about 634.8973285549.

The spelling of 255923696 in words is "two hundred fifty-five million, nine hundred twenty-three thousand, six hundred ninety-six".