255331376 has 40 divisors (see below), whose sum is σ = 524502144. Its totient is φ = 120199680.

The previous prime is 255331361. The next prime is 255331387. The reversal of 255331376 is 673133552.

It is a happy number.

It is a super-2 number, since 2×255331376² = 130388223140106752, which contains 22 as substring.

It is a zygodrome in base 2.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11396 + ... + 25308.

Almost surely, 2^255331376 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 255331376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262251072).

255331376 is an abundant number, since it is smaller than the sum of its proper divisors (269170768).

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

255331376 is a wasteful number, since it uses less digits than its factorization.

255331376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13989 (or 13983 counting only the distinct ones).

The product of its digits is 56700, while the sum is 35.

The square root of 255331376 is about 15979.0918390251. The cubic root of 255331376 is about 634.4071396305.

The spelling of 255331376 in words is "two hundred fifty-five million, three hundred thirty-one thousand, three hundred seventy-six".