70607979 has 12 divisors (see below), whose sum is σ = 109834816. Its totient is φ = 43450992.

The previous prime is 70607947. The next prime is 70607981. The reversal of 70607979 is 97970607.

It is not a de Polignac number, because 70607979 - 2⁵ = 70607947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70607879) 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 11 ways as a sum of consecutive naturals, for example, 301627 + ... + 301860.

Almost surely, 2^70607979 is an apocalyptic number.

70607979 is a deficient number, since it is larger than the sum of its proper divisors (39226837).

70607979 is a wasteful number, since it uses less digits than its factorization.

70607979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603506 (or 603503 counting only the distinct ones).

The product of its (nonzero) digits is 166698, while the sum is 45.

The square root of 70607979 is about 8402.8554075386. The cubic root of 70607979 is about 413.3182611714.

The spelling of 70607979 in words is "seventy million, six hundred seven thousand, nine hundred seventy-nine".