70408074 has 16 divisors (see below), whose sum is σ = 153617760. Its totient is φ = 21335760.

The previous prime is 70408057. The next prime is 70408103. The reversal of 70408074 is 47080407.

It is a Curzon number.

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, 533329 + ... + 533460.

It is an arithmetic number, because the mean of its divisors is an integer number (9601110).

Almost surely, 2^70408074 is an apocalyptic number.

70408074 is an abundant number, since it is smaller than the sum of its proper divisors (83209686).

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

70408074 is a wasteful number, since it uses less digits than its factorization.

70408074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066805.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 70408074 is about 8390.9519126259. The cubic root of 70408074 is about 412.9278308626.

The spelling of 70408074 in words is "seventy million, four hundred eight thousand, seventy-four".