879872895 has 32 divisors (see below), whose sum is σ = 1706423040. Its totient is φ = 426604320.

The previous prime is 879872831. The next prime is 879872921. The reversal of 879872895 is 598278978.

It is not a de Polignac number, because 879872895 - 2⁶ = 879872831 is a prime.

It is a super-3 number, since 3×879872895³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294769 + ... + 297738.

It is an arithmetic number, because the mean of its divisors is an integer number (53325720).

Almost surely, 2^879872895 is an apocalyptic number.

879872895 is a deficient number, since it is larger than the sum of its proper divisors (826550145).

879872895 is a wasteful number, since it uses less digits than its factorization.

879872895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592532 (or 592526 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 63.

The square root of 879872895 is about 29662.6515166800. The cubic root of 879872895 is about 958.2378318107.

The spelling of 879872895 in words is "eight hundred seventy-nine million, eight hundred seventy-two thousand, eight hundred ninety-five".