70036897 has 16 divisors (see below), whose sum is σ = 83059200. Its totient is φ = 57807360.

The previous prime is 70036891. The next prime is 70036913. The reversal of 70036897 is 79863007.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70036897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70036891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21129 + ... + 24217.

It is an arithmetic number, because the mean of its divisors is an integer number (5191200).

Almost surely, 2^70036897 is an apocalyptic number.

It is an amenable number.

70036897 is a deficient number, since it is larger than the sum of its proper divisors (13022303).

70036897 is a wasteful number, since it uses less digits than its factorization.

70036897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 70036897 is about 8368.8049923511. The cubic root of 70036897 is about 412.2009282447.

The spelling of 70036897 in words is "seventy million, thirty-six thousand, eight hundred ninety-seven".