652894065 has 12 divisors (see below), whose sum is σ = 1131683124. Its totient is φ = 348210144.

The previous prime is 652894057. The next prime is 652894079. The reversal of 652894065 is 560498256.

It can be written as a sum of positive squares in 2 ways, for example, as 399320289 + 253573776 = 19983^2 + 15924^2 .

It is not a de Polignac number, because 652894065 - 2³ = 652894057 is a prime.

It is a super-2 number, since 2×652894065² = 852541320224448450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 14508757 = 652894065 / (6 + 5 + 2 + 8 + 9 + 4 + 0 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 652894065.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7254334 + ... + 7254423.

It is an arithmetic number, because the mean of its divisors is an integer number (94306927).

Almost surely, 2^652894065 is an apocalyptic number.

It is an amenable number.

652894065 is a deficient number, since it is larger than the sum of its proper divisors (478789059).

652894065 is a wasteful number, since it uses less digits than its factorization.

652894065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14508768 (or 14508765 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 652894065 is about 25551.7918158395. The cubic root of 652894065 is about 867.5228185689.

The spelling of 652894065 in words is "six hundred fifty-two million, eight hundred ninety-four thousand, sixty-five".