70566065 has 16 divisors (see below), whose sum is σ = 91186560. Its totient is φ = 52227840.

The previous prime is 70566059. The next prime is 70566071. The reversal of 70566065 is 56066507.

It is an interprime number because it is at equal distance from previous prime (70566059) and next prime (70566071).

It is not a de Polignac number, because 70566065 - 2⁸ = 70565809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021 + ... + 12050.

It is an arithmetic number, because the mean of its divisors is an integer number (5699160).

Almost surely, 2^70566065 is an apocalyptic number.

It is an amenable number.

70566065 is a deficient number, since it is larger than the sum of its proper divisors (20620495).

70566065 is a wasteful number, since it uses less digits than its factorization.

70566065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14152.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 70566065 is about 8400.3610041474. The cubic root of 70566065 is about 413.2364609232.

The spelling of 70566065 in words is "seventy million, five hundred sixty-six thousand, sixty-five".