3157273028 has 48 divisors (see below), whose sum is σ = 6809134080. Its totient is φ = 1247405184.

The previous prime is 3157272977. The next prime is 3157273037. The reversal of 3157273028 is 8203727513.

It is a junction number, because it is equal to n+sod(n) for n = 3157272982 and 3157273000.

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 15 ways as a sum of consecutive naturals, for example, 296525 + ... + 306987.

It is an arithmetic number, because the mean of its divisors is an integer number (141856960).

Almost surely, 2^3157273028 is an apocalyptic number.

It is an amenable number.

3157273028 is an abundant number, since it is smaller than the sum of its proper divisors (3651861052).

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

3157273028 is a wasteful number, since it uses less digits than its factorization.

3157273028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11316 (or 11314 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 3157273028 is about 56189.6167276482. The cubic root of 3157273028 is about 1467.0245439584.

The spelling of 3157273028 in words is "three billion, one hundred fifty-seven million, two hundred seventy-three thousand, twenty-eight".