652617569 has 2 divisors, whose sum is σ = 652617570. Its totient is φ = 652617568.

The previous prime is 652617557. The next prime is 652617599. The reversal of 652617569 is 965716256.

It is a happy number.

652617569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342435025 + 310182544 = 18505^2 + 17612^2 .

It is a cyclic number.

It is not a de Polignac number, because 652617569 - 2²⁰ = 651568993 is a prime.

It is a super-2 number, since 2×652617569² = 851819382734939522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (652617599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326308784 + 326308785.

It is an arithmetic number, because the mean of its divisors is an integer number (326308785).

Almost surely, 2^652617569 is an apocalyptic number.

It is an amenable number.

652617569 is a deficient number, since it is larger than the sum of its proper divisors (1).

652617569 is an equidigital number, since it uses as much as digits as its factorization.

652617569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 47.

The square root of 652617569 is about 25546.3807417019. The cubic root of 652617569 is about 867.4003380264.

The spelling of 652617569 in words is "six hundred fifty-two million, six hundred seventeen thousand, five hundred sixty-nine".