1372733672 has 16 divisors (see below), whose sum is σ = 2577117060. Its totient is φ = 685502464.

The previous prime is 1372733671. The next prime is 1372733701. The reversal of 1372733672 is 2763372731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1181021956 + 191711716 = 34366^2 + 13846^2 .

It is not an unprimeable number, because it can be changed into a prime (1372733671) 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, 101273 + ... + 114024.

Almost surely, 2^1372733672 is an apocalyptic number.

It is an amenable number.

1372733672 is a deficient number, since it is larger than the sum of its proper divisors (1204383388).

1372733672 is a wasteful number, since it uses less digits than its factorization.

1372733672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216100 (or 216096 counting only the distinct ones).

The product of its digits is 222264, while the sum is 41.

The square root of 1372733672 is about 37050.4206723756. The cubic root of 1372733672 is about 1111.3787676995.

The spelling of 1372733672 in words is "one billion, three hundred seventy-two million, seven hundred thirty-three thousand, six hundred seventy-two".