878256874 has 16 divisors (see below), whose sum is σ = 1512787680. Its totient is φ = 378196560.

The previous prime is 878256787. The next prime is 878256887. The reversal of 878256874 is 478652878.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1050129 + ... + 1050964.

It is an arithmetic number, because the mean of its divisors is an integer number (94549230).

Almost surely, 2^878256874 is an apocalyptic number.

878256874 is a deficient number, since it is larger than the sum of its proper divisors (634530806).

878256874 is a wasteful number, since it uses less digits than its factorization.

878256874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101125.

The product of its digits is 6021120, while the sum is 55.

The square root of 878256874 is about 29635.3990018694. The cubic root of 878256874 is about 957.6508222266.

It can be divided in two parts, 8782 and 56874, that added together give a palindrome (65656).

The spelling of 878256874 in words is "eight hundred seventy-eight million, two hundred fifty-six thousand, eight hundred seventy-four".