23057669 has 2 divisors, whose sum is σ = 23057670. Its totient is φ = 23057668.

The previous prime is 23057641. The next prime is 23057681. The reversal of 23057669 is 96675032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22944100 + 113569 = 4790^2 + 337^2 .

It is a cyclic number.

It is not a de Polignac number, because 23057669 - 2⁸ = 23057413 is a prime.

It is a super-2 number, since 2×23057669² = 1063312199427122, which contains 22 as substring.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23057609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11528834 + 11528835.

It is an arithmetic number, because the mean of its divisors is an integer number (11528835).

Almost surely, 2^23057669 is an apocalyptic number.

It is an amenable number.

23057669 is a deficient number, since it is larger than the sum of its proper divisors (1).

23057669 is an equidigital number, since it uses as much as digits as its factorization.

23057669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 23057669 is about 4801.8401681022. The cubic root of 23057669 is about 284.6241850644.

The spelling of 23057669 in words is "twenty-three million, fifty-seven thousand, six hundred sixty-nine".