23427571 has 2 divisors, whose sum is σ = 23427572. Its totient is φ = 23427570.

The previous prime is 23427557. The next prime is 23427611. The reversal of 23427571 is 17572432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23427571 - 2⁵ = 23427539 is a prime.

It is not a weakly prime, because it can be changed into another prime (23422571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11713785 + 11713786.

It is an arithmetic number, because the mean of its divisors is an integer number (11713786).

Almost surely, 2^23427571 is an apocalyptic number.

23427571 is a deficient number, since it is larger than the sum of its proper divisors (1).

23427571 is an equidigital number, since it uses as much as digits as its factorization.

23427571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 31.

The square root of 23427571 is about 4840.2036114197. The cubic root of 23427571 is about 286.1381429562.

The spelling of 23427571 in words is "twenty-three million, four hundred twenty-seven thousand, five hundred seventy-one".