70404672 has 112 divisors (see below), whose sum is σ = 204085952. Its totient is φ = 21288960.

The previous prime is 70404647. The next prime is 70404703. The reversal of 70404672 is 27640407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167022 + ... + 167442.

It is an arithmetic number, because the mean of its divisors is an integer number (1822196).

Almost surely, 2^70404672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70404672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102042976).

70404672 is an abundant number, since it is smaller than the sum of its proper divisors (133681280).

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

70404672 is a wasteful number, since it uses less digits than its factorization.

70404672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 70404672 is about 8390.7491918183. The cubic root of 70404672 is about 412.9211800955.

The spelling of 70404672 in words is "seventy million, four hundred four thousand, six hundred seventy-two".