870704826 has 16 divisors (see below), whose sum is σ = 1742205024. Its totient is φ = 290102384.

The previous prime is 870704819. The next prime is 870704833. The reversal of 870704826 is 628407078.

It is an interprime number because it is at equal distance from previous prime (870704819) and next prime (870704833).

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 7 ways as a sum of consecutive naturals, for example, 18405 + ... + 45608.

It is an arithmetic number, because the mean of its divisors is an integer number (108887814).

Almost surely, 2^870704826 is an apocalyptic number.

870704826 is an abundant number, since it is smaller than the sum of its proper divisors (871500198).

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

870704826 is a wasteful number, since it uses less digits than its factorization.

870704826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66285.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 870704826 is about 29507.7079082737. The cubic root of 870704826 is about 954.8980003084.

The spelling of 870704826 in words is "eight hundred seventy million, seven hundred four thousand, eight hundred twenty-six".