1376972432 has 40 divisors (see below), whose sum is σ = 3010789440. Its totient is φ = 604311680.

The previous prime is 1376972419. The next prime is 1376972479. The reversal of 1376972432 is 2342796731.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129788 + ... + 139995.

It is an arithmetic number, because the mean of its divisors is an integer number (75269736).

Almost surely, 2^1376972432 is an apocalyptic number.

It is an amenable number.

1376972432 is an abundant number, since it is smaller than the sum of its proper divisors (1633817008).

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

1376972432 is a wasteful number, since it uses less digits than its factorization.

1376972432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269831 (or 269825 counting only the distinct ones).

The product of its digits is 381024, while the sum is 44.

The square root of 1376972432 is about 37107.5791719158. The cubic root of 1376972432 is about 1112.5215063300.

The spelling of 1376972432 in words is "one billion, three hundred seventy-six million, nine hundred seventy-two thousand, four hundred thirty-two".