872964377 has 4 divisors (see below), whose sum is σ = 874532196. Its totient is φ = 871396560.

The previous prime is 872964359. The next prime is 872964397. The reversal of 872964377 is 773469278.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 519110656 + 353853721 = 22784^2 + 18811^2 .

It is a cyclic number.

It is not a de Polignac number, because 872964377 - 2²⁴ = 856187161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (872964307) 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, 783074 + ... + 784187.

It is an arithmetic number, because the mean of its divisors is an integer number (218633049).

Almost surely, 2^872964377 is an apocalyptic number.

It is an amenable number.

872964377 is a deficient number, since it is larger than the sum of its proper divisors (1567819).

872964377 is a wasteful number, since it uses less digits than its factorization.

872964377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567818.

The product of its digits is 3556224, while the sum is 53.

The square root of 872964377 is about 29545.9705712979. The cubic root of 872964377 is about 955.7232998951.

The spelling of 872964377 in words is "eight hundred seventy-two million, nine hundred sixty-four thousand, three hundred seventy-seven".