70666675 has 6 divisors (see below), whose sum is σ = 87626708. Its totient is φ = 56533320.

The previous prime is 70666669. The next prime is 70666679. The reversal of 70666675 is 57666607.

It is a de Polignac number, because none of the positive numbers 2^k-70666675 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70666679) 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 5 ways as a sum of consecutive naturals, for example, 1413309 + ... + 1413358.

Almost surely, 2^70666675 is an apocalyptic number.

70666675 is a deficient number, since it is larger than the sum of its proper divisors (16960033).

70666675 is a wasteful number, since it uses less digits than its factorization.

70666675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826677 (or 2826672 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 70666675 is about 8406.3473042696. The cubic root of 70666675 is about 413.4327591345.

The spelling of 70666675 in words is "seventy million, six hundred sixty-six thousand, six hundred seventy-five".