70975172 has 6 divisors (see below), whose sum is σ = 124206558. Its totient is φ = 35487584.

The previous prime is 70975169. The next prime is 70975181. The reversal of 70975172 is 27157907.

It can be written as a sum of positive squares in only one way, i.e., 70795396 + 179776 = 8414^2 + 424^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8871893 + ... + 8871900.

It is an arithmetic number, because the mean of its divisors is an integer number (20701093).

Almost surely, 2^70975172 is an apocalyptic number.

It is an amenable number.

70975172 is a deficient number, since it is larger than the sum of its proper divisors (53231386).

70975172 is a wasteful number, since it uses less digits than its factorization.

70975172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17743797 (or 17743795 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 38.

The square root of 70975172 is about 8424.6763736063. The cubic root of 70975172 is about 414.0335025437.

The spelling of 70975172 in words is "seventy million, nine hundred seventy-five thousand, one hundred seventy-two".