70566668 has 12 divisors (see below), whose sum is σ = 128861040. Its totient is φ = 33749232.

The previous prime is 70566667. The next prime is 70566673. The reversal of 70566668 is 86666507.

70566668 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

70566668 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (70566667) 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, 383423 + ... + 383606.

It is an arithmetic number, because the mean of its divisors is an integer number (10738420).

Almost surely, 2^70566668 is an apocalyptic number.

It is an amenable number.

70566668 is a deficient number, since it is larger than the sum of its proper divisors (58294372).

70566668 is a wasteful number, since it uses less digits than its factorization.

70566668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767056 (or 767054 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 70566668 is about 8400.3968953854. The cubic root of 70566668 is about 413.2376379803.

The spelling of 70566668 in words is "seventy million, five hundred sixty-six thousand, six hundred sixty-eight".