23252657 has 2 divisors, whose sum is σ = 23252658. Its totient is φ = 23252656.

The previous prime is 23252653. The next prime is 23252683. The reversal of 23252657 is 75625232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16982641 + 6270016 = 4121^2 + 2504^2 .

It is a cyclic number.

It is not a de Polignac number, because 23252657 - 2² = 23252653 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23252653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11626328 + 11626329.

It is an arithmetic number, because the mean of its divisors is an integer number (11626329).

Almost surely, 2^23252657 is an apocalyptic number.

It is an amenable number.

23252657 is a deficient number, since it is larger than the sum of its proper divisors (1).

23252657 is an equidigital number, since it uses as much as digits as its factorization.

23252657 is an odious number, because the sum of its binary digits is odd.

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

The square root of 23252657 is about 4822.1008906907. The cubic root of 23252657 is about 285.4242455610.

Adding to 23252657 its reverse (75625232), we get a palindrome (98877889).

The spelling of 23252657 in words is "twenty-three million, two hundred fifty-two thousand, six hundred fifty-seven".