23364569 has 2 divisors, whose sum is σ = 23364570. Its totient is φ = 23364568.

The previous prime is 23364559. The next prime is 23364577. The reversal of 23364569 is 96546332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22705225 + 659344 = 4765^2 + 812^2 .

It is a cyclic number.

It is not a de Polignac number, because 23364569 - 2⁴ = 23364553 is a prime.

It is a super-2 number, since 2×23364569² = 1091806169111522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23364529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11682284 + 11682285.

It is an arithmetic number, because the mean of its divisors is an integer number (11682285).

Almost surely, 2^23364569 is an apocalyptic number.

It is an amenable number.

23364569 is a deficient number, since it is larger than the sum of its proper divisors (1).

23364569 is an equidigital number, since it uses as much as digits as its factorization.

23364569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 38.

The square root of 23364569 is about 4833.6910327409. The cubic root of 23364569 is about 285.8814161098.

The spelling of 23364569 in words is "twenty-three million, three hundred sixty-four thousand, five hundred sixty-nine".