3172772057 has 32 divisors (see below), whose sum is σ = 4252281600. Its totient is φ = 2296159488.

The previous prime is 3172772051. The next prime is 3172772059. The reversal of 3172772057 is 7502772713.

It is a happy number.

It is not a de Polignac number, because 3172772057 - 2⁴ = 3172772041 is a prime.

It is a super-2 number, since 2×3172772057² = 20132965051360022498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3172772051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18503 + ... + 81779.

It is an arithmetic number, because the mean of its divisors is an integer number (132883800).

Almost surely, 2^3172772057 is an apocalyptic number.

It is an amenable number.

3172772057 is a deficient number, since it is larger than the sum of its proper divisors (1079509543).

3172772057 is a wasteful number, since it uses less digits than its factorization.

3172772057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63345.

The product of its (nonzero) digits is 144060, while the sum is 41.

The square root of 3172772057 is about 56327.3650812818. The cubic root of 3172772057 is about 1469.4211639623.

The spelling of 3172772057 in words is "three billion, one hundred seventy-two million, seven hundred seventy-two thousand, fifty-seven".