331671712 has 24 divisors (see below), whose sum is σ = 659716596. Its totient is φ = 164124672.

The previous prime is 331671709. The next prime is 331671749. The reversal of 331671712 is 217176133.

It can be written as a sum of positive squares in 2 ways, for example, as 302899216 + 28772496 = 17404^2 + 5364^2 .

It is a super-2 number, since 2×331671712² = 220012249082021888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50323 + ... + 56530.

Almost surely, 2^331671712 is an apocalyptic number.

331671712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

331671712 is a deficient number, since it is larger than the sum of its proper divisors (328044884).

331671712 is a wasteful number, since it uses less digits than its factorization.

331671712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106960 (or 106952 counting only the distinct ones).

The product of its digits is 5292, while the sum is 31.

The square root of 331671712 is about 18211.8563578785. The cubic root of 331671712 is about 692.2072507858.

The spelling of 331671712 in words is "three hundred thirty-one million, six hundred seventy-one thousand, seven hundred twelve".