3173157028 has 6 divisors (see below), whose sum is σ = 5553024806. Its totient is φ = 1586578512.

The previous prime is 3173157019. The next prime is 3173157047. The reversal of 3173157028 is 8207513713.

It can be written as a sum of positive squares in only one way, i.e., 2134255204 + 1038901824 = 46198^2 + 32232^2 .

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 as a sum of consecutive naturals, namely, 396644625 + ... + 396644632.

Almost surely, 2^3173157028 is an apocalyptic number.

It is an amenable number.

3173157028 is a deficient number, since it is larger than the sum of its proper divisors (2379867778).

3173157028 is a wasteful number, since it uses less digits than its factorization.

3173157028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793289261 (or 793289259 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 3173157028 is about 56330.7822420389. The cubic root of 3173157028 is about 1469.4805927149.

The spelling of 3173157028 in words is "three billion, one hundred seventy-three million, one hundred fifty-seven thousand, twenty-eight".