331806674 has 8 divisors (see below), whose sum is σ = 498134988. Its totient is φ = 165761680.

The previous prime is 331806667. The next prime is 331806701. The reversal of 331806674 is 476608133.

It can be written as a sum of positive squares in 2 ways, for example, as 331786225 + 20449 = 18215^2 + 143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×331806674² = 220191337821884552, 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, 67877 + ... + 72600.

Almost surely, 2^331806674 is an apocalyptic number.

331806674 is a deficient number, since it is larger than the sum of its proper divisors (166328314).

331806674 is a wasteful number, since it uses less digits than its factorization.

331806674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141660.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 331806674 is about 18215.5613144366. The cubic root of 331806674 is about 692.3011277561.

The spelling of 331806674 in words is "three hundred thirty-one million, eight hundred six thousand, six hundred seventy-four".