1372547272 has 16 divisors (see below), whose sum is σ = 2633376240. Its totient is φ = 670313616.

The previous prime is 1372547269. The next prime is 1372547279. The reversal of 1372547272 is 2727452731.

It is not an unprimeable number, because it can be changed into a prime (1372547279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1994638 + ... + 1995325.

It is an arithmetic number, because the mean of its divisors is an integer number (164586015).

Almost surely, 2^1372547272 is an apocalyptic number.

It is an amenable number.

1372547272 is a deficient number, since it is larger than the sum of its proper divisors (1260828968).

1372547272 is a wasteful number, since it uses less digits than its factorization.

1372547272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3990012 (or 3990008 counting only the distinct ones).

The product of its digits is 164640, while the sum is 40.

The square root of 1372547272 is about 37047.9050959700. The cubic root of 1372547272 is about 1111.3284616608.

The spelling of 1372547272 in words is "one billion, three hundred seventy-two million, five hundred forty-seven thousand, two hundred seventy-two".