70399504 has 40 divisors (see below), whose sum is σ = 162668160. Its totient is φ = 28858368.

The previous prime is 70399487. The next prime is 70399591. The reversal of 70399504 is 40599307.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 11089 + ... + 16240.

It is an arithmetic number, because the mean of its divisors is an integer number (4066704).

Almost surely, 2^70399504 is an apocalyptic number.

It is an amenable number.

70399504 is an abundant number, since it is smaller than the sum of its proper divisors (92268656).

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

70399504 is a wasteful number, since it uses less digits than its factorization.

70399504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27367 (or 27361 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 70399504 is about 8390.4412279689. The cubic root of 70399504 is about 412.9110764626.

The spelling of 70399504 in words is "seventy million, three hundred ninety-nine thousand, five hundred four".