70666956 has 36 divisors (see below), whose sum is σ = 179782512. Its totient is φ = 23403744.

The previous prime is 70666933. The next prime is 70666963. The reversal of 70666956 is 65966607.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600 + ... + 11903.

Almost surely, 2^70666956 is an apocalyptic number.

It is an amenable number.

70666956 is an abundant number, since it is smaller than the sum of its proper divisors (109115556).

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

70666956 is a wasteful number, since it uses less digits than its factorization.

70666956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12670 (or 12665 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 70666956 is about 8406.3640178141. The cubic root of 70666956 is about 413.4333071272.

The spelling of 70666956 in words is "seventy million, six hundred sixty-six thousand, nine hundred fifty-six".