1376872264 has 16 divisors (see below), whose sum is σ = 2588954220. Its totient is φ = 686484480.

The previous prime is 1376872261. The next prime is 1376872267. The reversal of 1376872264 is 4622786731.

It is an interprime number because it is at equal distance from previous prime (1376872261) and next prime (1376872267).

It can be written as a sum of positive squares in 2 ways, for example, as 1372702500 + 4169764 = 37050^2 + 2042^2 .

It is not an unprimeable number, because it can be changed into a prime (1376872261) 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, 240957 + ... + 246604.

Almost surely, 2^1376872264 is an apocalyptic number.

It is an amenable number.

1376872264 is a deficient number, since it is larger than the sum of its proper divisors (1212081956).

1376872264 is a wasteful number, since it uses less digits than its factorization.

1376872264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487920 (or 487916 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 1376872264 is about 37106.2294500533. The cubic root of 1376872264 is about 1112.4945288457.

The spelling of 1376872264 in words is "one billion, three hundred seventy-six million, eight hundred seventy-two thousand, two hundred sixty-four".