23275657 has 2 divisors, whose sum is σ = 23275658. Its totient is φ = 23275656.

The previous prime is 23275649. The next prime is 23275667. The reversal of 23275657 is 75657232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19527561 + 3748096 = 4419^2 + 1936^2 .

It is a cyclic number.

It is not a de Polignac number, because 23275657 - 2³ = 23275649 is a prime.

It is not a weakly prime, because it can be changed into another prime (23275667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11637828 + 11637829.

It is an arithmetic number, because the mean of its divisors is an integer number (11637829).

Almost surely, 2^23275657 is an apocalyptic number.

It is an amenable number.

23275657 is a deficient number, since it is larger than the sum of its proper divisors (1).

23275657 is an equidigital number, since it uses as much as digits as its factorization.

23275657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 37.

The square root of 23275657 is about 4824.4851538791. The cubic root of 23275657 is about 285.5183221843.

It can be divided in two parts, 23275 and 657, that added together give a palindrome (23932).

The spelling of 23275657 in words is "twenty-three million, two hundred seventy-five thousand, six hundred fifty-seven".