23046557 has 2 divisors, whose sum is σ = 23046558. Its totient is φ = 23046556.

The previous prime is 23046553. The next prime is 23046587. The reversal of 23046557 is 75564032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20693401 + 2353156 = 4549^2 + 1534^2 .

It is a cyclic number.

It is not a de Polignac number, because 23046557 - 2² = 23046553 is a prime.

It is a super-2 number, since 2×23046557² = 1062287579108498, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23046553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11523278 + 11523279.

It is an arithmetic number, because the mean of its divisors is an integer number (11523279).

Almost surely, 2^23046557 is an apocalyptic number.

It is an amenable number.

23046557 is a deficient number, since it is larger than the sum of its proper divisors (1).

23046557 is an equidigital number, since it uses as much as digits as its factorization.

23046557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 23046557 is about 4800.6829722447. The cubic root of 23046557 is about 284.5784554903.

The spelling of 23046557 in words is "twenty-three million, forty-six thousand, five hundred fifty-seven".