3132549972 has 36 divisors (see below), whose sum is σ = 7922416320. Its totient is φ = 1043652432.

The previous prime is 3132549961. The next prime is 3132549977. The reversal of 3132549972 is 2799452313.

3132549972 is a `hidden beast` number, since 3 + 1 + 32 + 549 + 9 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3132549977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53179 + ... + 95357.

It is an arithmetic number, because the mean of its divisors is an integer number (220067120).

Almost surely, 2^3132549972 is an apocalyptic number.

It is an amenable number.

3132549972 is an abundant number, since it is smaller than the sum of its proper divisors (4789866348).

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

3132549972 is a wasteful number, since it uses less digits than its factorization.

3132549972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44252 (or 44247 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 3132549972 is about 55969.1877018061. The cubic root of 3132549972 is about 1463.1853222904.

The spelling of 3132549972 in words is "three billion, one hundred thirty-two million, five hundred forty-nine thousand, nine hundred seventy-two".