70606664 has 16 divisors (see below), whose sum is σ = 132678000. Its totient is φ = 35225872.

The previous prime is 70606651. The next prime is 70606667. The reversal of 70606664 is 46660607.

It is not an unprimeable number, because it can be changed into a prime (70606667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5714 + ... + 13185.

It is an arithmetic number, because the mean of its divisors is an integer number (8292375).

Almost surely, 2^70606664 is an apocalyptic number.

It is an amenable number.

70606664 is a deficient number, since it is larger than the sum of its proper divisors (62071336).

70606664 is a wasteful number, since it uses less digits than its factorization.

70606664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19372 (or 19368 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 70606664 is about 8402.7771599632. Note that the first 3 decimals coincide. The cubic root of 70606664 is about 413.3156952816.

The spelling of 70606664 in words is "seventy million, six hundred six thousand, six hundred sixty-four".