1372873408 has 14 divisors (see below), whose sum is σ = 2724295796. Its totient is φ = 686436672.

The previous prime is 1372873387. The next prime is 1372873477. The reversal of 1372873408 is 8043782731.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10725510 + ... + 10725637.

Almost surely, 2^1372873408 is an apocalyptic number.

It is an amenable number.

1372873408 is a deficient number, since it is larger than the sum of its proper divisors (1351422388).

1372873408 is an equidigital number, since it uses as much as digits as its factorization.

1372873408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21451159 (or 21451149 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 1372873408 is about 37052.3063789557. The cubic root of 1372873408 is about 1111.4164769696.

The spelling of 1372873408 in words is "one billion, three hundred seventy-two million, eight hundred seventy-three thousand, four hundred eight".