331706112 has 72 divisors (see below), whose sum is σ = 885583440. Its totient is φ = 110223360.

The previous prime is 331706101. The next prime is 331706129. The reversal of 331706112 is 211607133.

It is a super-2 number, since 2×331706112² = 220057889476313088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 399714 + ... + 400542.

It is an arithmetic number, because the mean of its divisors is an integer number (12299770).

Almost surely, 2^331706112 is an apocalyptic number.

331706112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331706112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442791720).

331706112 is an abundant number, since it is smaller than the sum of its proper divisors (553877328).

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

331706112 is an equidigital number, since it uses as much as digits as its factorization.

331706112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369 (or 1355 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 331706112 is about 18212.8007730827. The cubic root of 331706112 is about 692.2311811818.

The spelling of 331706112 in words is "three hundred thirty-one million, seven hundred six thousand, one hundred twelve".