878958804 has 12 divisors (see below), whose sum is σ = 2050903904. Its totient is φ = 292986264.

The previous prime is 878958793. The next prime is 878958809. The reversal of 878958804 is 408859878.

878958804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×878958804² = 1545137158258220832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878958809) 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, 36623272 + ... + 36623295.

Almost surely, 2^878958804 is an apocalyptic number.

It is an amenable number.

878958804 is an abundant number, since it is smaller than the sum of its proper divisors (1171945100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

878958804 is a wasteful number, since it uses less digits than its factorization.

878958804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73246574 (or 73246572 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 57.

The square root of 878958804 is about 29647.2393993100. The cubic root of 878958804 is about 957.9058823193.

The spelling of 878958804 in words is "eight hundred seventy-eight million, nine hundred fifty-eight thousand, eight hundred four".