3157328746 has 24 divisors (see below), whose sum is σ = 5606120772. Its totient is φ = 1324752000.

The previous prime is 3157328683. The next prime is 3157328753. The reversal of 3157328746 is 6478237513.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3079695025 + 77633721 = 55495^2 + 8811^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3157328696 and 3157328705.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 498655 + ... + 504946.

Almost surely, 2^3157328746 is an apocalyptic number.

3157328746 is a deficient number, since it is larger than the sum of its proper divisors (2448792026).

3157328746 is a wasteful number, since it uses less digits than its factorization.

3157328746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003638 (or 1003627 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 3157328746 is about 56190.1125288071. The cubic root of 3157328746 is about 1467.0331736833.

The spelling of 3157328746 in words is "three billion, one hundred fifty-seven million, three hundred twenty-eight thousand, seven hundred forty-six".