1373426872 has 32 divisors (see below), whose sum is σ = 2728598400. Its totient is φ = 645858304.

The previous prime is 1373426869. The next prime is 1373426917. The reversal of 1373426872 is 2786243731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257529 + ... + 262807.

It is an arithmetic number, because the mean of its divisors is an integer number (85268700).

Almost surely, 2^1373426872 is an apocalyptic number.

It is an amenable number.

1373426872 is a deficient number, since it is larger than the sum of its proper divisors (1355171528).

1373426872 is a wasteful number, since it uses less digits than its factorization.

1373426872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215 (or 7211 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 1373426872 is about 37059.7743112394. The cubic root of 1373426872 is about 1111.5658100793.

The spelling of 1373426872 in words is "one billion, three hundred seventy-three million, four hundred twenty-six thousand, eight hundred seventy-two".