652812065 has 8 divisors (see below), whose sum is σ = 783617640. Its totient is φ = 522087552.

The previous prime is 652812047. The next prime is 652812071. The reversal of 652812065 is 560218256.

652812065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 30958096 + 621853969 = 5564^2 + 24937^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 652812065 - 2¹⁸ = 652549921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854 + ... + 36143.

It is an arithmetic number, because the mean of its divisors is an integer number (97952205).

Almost surely, 2^652812065 is an apocalyptic number.

It is an amenable number.

652812065 is a deficient number, since it is larger than the sum of its proper divisors (130805575).

652812065 is a wasteful number, since it uses less digits than its factorization.

652812065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40531.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 652812065 is about 25550.1871813104. The cubic root of 652812065 is about 867.4864983074.

The spelling of 652812065 in words is "six hundred fifty-two million, eight hundred twelve thousand, sixty-five".