70302164 has 6 divisors (see below), whose sum is σ = 123028794. Its totient is φ = 35151080.

The previous prime is 70302163. The next prime is 70302181. The reversal of 70302164 is 46120307.

It can be written as a sum of positive squares in only one way, i.e., 67930564 + 2371600 = 8242^2 + 1540^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70302163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8787767 + ... + 8787774.

It is an arithmetic number, because the mean of its divisors is an integer number (20504799).

Almost surely, 2^70302164 is an apocalyptic number.

It is an amenable number.

70302164 is a deficient number, since it is larger than the sum of its proper divisors (52726630).

70302164 is a wasteful number, since it uses less digits than its factorization.

70302164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17575545 (or 17575543 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 70302164 is about 8384.6385730096. The cubic root of 70302164 is about 412.7206806941.

The spelling of 70302164 in words is "seventy million, three hundred two thousand, one hundred sixty-four".