331777082 has 24 divisors (see below), whose sum is σ = 615881376. Its totient is φ = 131251536.

The previous prime is 331777073. The next prime is 331777091. The reversal of 331777082 is 280777133.

It is an interprime number because it is at equal distance from previous prime (331777073) and next prime (331777091).

It is a super-2 number, since 2×331777082² = 220152064280869448, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 67748 + ... + 72479.

It is an arithmetic number, because the mean of its divisors is an integer number (25661724).

Almost surely, 2^331777082 is an apocalyptic number.

331777082 is a deficient number, since it is larger than the sum of its proper divisors (284104294).

331777082 is a wasteful number, since it uses less digits than its factorization.

331777082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140262 (or 140249 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 331777082 is about 18214.7490237994. The cubic root of 331777082 is about 692.2805463094.

The spelling of 331777082 in words is "three hundred thirty-one million, seven hundred seventy-seven thousand, eighty-two".