331277152 has 12 divisors (see below), whose sum is σ = 652201956. Its totient is φ = 165638560.

The previous prime is 331277143. The next prime is 331277159. The reversal of 331277152 is 251772133.

It is a super-2 number, since 2×331277152² = 219489102874462208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331277159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5176174 + ... + 5176237.

It is an arithmetic number, because the mean of its divisors is an integer number (54350163).

Almost surely, 2^331277152 is an apocalyptic number.

331277152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

331277152 is a deficient number, since it is larger than the sum of its proper divisors (320924804).

331277152 is a wasteful number, since it uses less digits than its factorization.

331277152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10352421 (or 10352413 counting only the distinct ones).

The product of its digits is 8820, while the sum is 31.

The square root of 331277152 is about 18201.0206307229. The cubic root of 331277152 is about 691.9326563041.

The spelling of 331277152 in words is "three hundred thirty-one million, two hundred seventy-seven thousand, one hundred fifty-two".