652971370 has 8 divisors (see below), whose sum is σ = 1175348484. Its totient is φ = 261188544.

The previous prime is 652971359. The next prime is 652971391. The reversal of 652971370 is 73179256.

It can be written as a sum of positive squares in 2 ways, for example, as 595408801 + 57562569 = 24401^2 + 7587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×652971370² = 852743220079353800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32648559 + ... + 32648578.

Almost surely, 2^652971370 is an apocalyptic number.

652971370 is a deficient number, since it is larger than the sum of its proper divisors (522377114).

652971370 is a wasteful number, since it uses less digits than its factorization.

652971370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65297144.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 652971370 is about 25553.3044829822. The cubic root of 652971370 is about 867.5570564891.

The spelling of 652971370 in words is "six hundred fifty-two million, nine hundred seventy-one thousand, three hundred seventy".