876628369 has 4 divisors (see below), whose sum is σ = 879484144. Its totient is φ = 873772596.

The previous prime is 876628367. The next prime is 876628391. The reversal of 876628369 is 963826678.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 876628369 - 2¹ = 876628367 is a prime.

It is a super-2 number, since 2×876628369² = 1536954594671200322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (876628367) 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, 1427427 + ... + 1428040.

It is an arithmetic number, because the mean of its divisors is an integer number (219871036).

Almost surely, 2^876628369 is an apocalyptic number.

It is an amenable number.

876628369 is a deficient number, since it is larger than the sum of its proper divisors (2855775).

876628369 is a wasteful number, since it uses less digits than its factorization.

876628369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855774.

The product of its digits is 5225472, while the sum is 55.

The square root of 876628369 is about 29607.9105814645. The cubic root of 876628369 is about 957.0585490105.

The spelling of 876628369 in words is "eight hundred seventy-six million, six hundred twenty-eight thousand, three hundred sixty-nine".