70665704 has 16 divisors (see below), whose sum is σ = 134476800. Its totient is φ = 34805232.

The previous prime is 70665703. The next prime is 70665713. The reversal of 70665704 is 40756607.

It is not an unprimeable number, because it can be changed into a prime (70665703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65384 + ... + 66455.

It is an arithmetic number, because the mean of its divisors is an integer number (8404800).

Almost surely, 2^70665704 is an apocalyptic number.

It is an amenable number.

70665704 is a deficient number, since it is larger than the sum of its proper divisors (63811096).

70665704 is a wasteful number, since it uses less digits than its factorization.

70665704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131912 (or 131908 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 70665704 is about 8406.2895500928. The cubic root of 70665704 is about 413.4308655260.

The spelling of 70665704 in words is "seventy million, six hundred sixty-five thousand, seven hundred four".