1382716872 has 32 divisors (see below), whose sum is σ = 3840880800. Its totient is φ = 460905552.

The previous prime is 1382716847. The next prime is 1382716873. The reversal of 1382716872 is 2786172831.

It is a super-2 number, since 2×1382716872² = 3823811896226928768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1382716873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200518 + ... + 3200949.

It is an arithmetic number, because the mean of its divisors is an integer number (120027525).

Almost surely, 2^1382716872 is an apocalyptic number.

1382716872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1382716872 is an abundant number, since it is smaller than the sum of its proper divisors (2458163928).

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

1382716872 is a wasteful number, since it uses less digits than its factorization.

1382716872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6401482 (or 6401472 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 1382716872 is about 37184.9011293563. The cubic root of 1382716872 is about 1114.0664286998.

The spelling of 1382716872 in words is "one billion, three hundred eighty-two million, seven hundred sixteen thousand, eight hundred seventy-two".