70816464 has 40 divisors (see below), whose sum is σ = 203270720. Its totient is φ = 23605344.

The previous prime is 70816411. The next prime is 70816489. The reversal of 70816464 is 46461807.

70816464 is a `hidden beast` number, since 7 + 0 + 8 + 1 + 646 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent 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, 81532 + ... + 82395.

It is an arithmetic number, because the mean of its divisors is an integer number (5081768).

Almost surely, 2^70816464 is an apocalyptic number.

It is an amenable number.

70816464 is an abundant number, since it is smaller than the sum of its proper divisors (132454256).

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

70816464 is a wasteful number, since it uses less digits than its factorization.

70816464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163944 (or 163932 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 70816464 is about 8415.2518678884. The cubic root of 70816464 is about 413.7246646468.

The spelling of 70816464 in words is "seventy million, eight hundred sixteen thousand, four hundred sixty-four".