878039804 has 6 divisors (see below), whose sum is σ = 1536569664. Its totient is φ = 439019900.

The previous prime is 878039803. The next prime is 878039831. The reversal of 878039804 is 408930878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878039801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109754972 + ... + 109754979.

It is an arithmetic number, because the mean of its divisors is an integer number (256094944).

Almost surely, 2^878039804 is an apocalyptic number.

It is an amenable number.

878039804 is a deficient number, since it is larger than the sum of its proper divisors (658529860).

878039804 is a wasteful number, since it uses less digits than its factorization.

878039804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219509955 (or 219509953 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 878039804 is about 29631.7364324131. The cubic root of 878039804 is about 957.5719180552.

It can be divided in two parts, 8780 and 39804, that added together give a palindrome (48584).

The spelling of 878039804 in words is "eight hundred seventy-eight million, thirty-nine thousand, eight hundred four".