652044269 has 2 divisors, whose sum is σ = 652044270. Its totient is φ = 652044268.

The previous prime is 652044259. The next prime is 652044271. The reversal of 652044269 is 962440256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 638168644 + 13875625 = 25262^2 + 3725^2 .

It is a cyclic number.

It is not a de Polignac number, because 652044269 - 2²⁴ = 635267053 is a prime.

It is a super-2 number, since 2×652044269² = 850323457471488722, which contains 22 as substring.

Together with 652044271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652044259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326022134 + 326022135.

It is an arithmetic number, because the mean of its divisors is an integer number (326022135).

Almost surely, 2^652044269 is an apocalyptic number.

It is an amenable number.

652044269 is a deficient number, since it is larger than the sum of its proper divisors (1).

652044269 is an equidigital number, since it uses as much as digits as its factorization.

652044269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 652044269 is about 25535.1575088152. The cubic root of 652044269 is about 867.1462707530.

The spelling of 652044269 in words is "six hundred fifty-two million, forty-four thousand, two hundred sixty-nine".