23025637 has 2 divisors, whose sum is σ = 23025638. Its totient is φ = 23025636.

The previous prime is 23025619. The next prime is 23025647. The reversal of 23025637 is 73652032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22335076 + 690561 = 4726^2 + 831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23025637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23025617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11512818 + 11512819.

It is an arithmetic number, because the mean of its divisors is an integer number (11512819).

Almost surely, 2^23025637 is an apocalyptic number.

It is an amenable number.

23025637 is a deficient number, since it is larger than the sum of its proper divisors (1).

23025637 is an equidigital number, since it uses as much as digits as its factorization.

23025637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 23025637 is about 4798.5036209218. The cubic root of 23025637 is about 284.4923228336.

Adding to 23025637 its reverse (73652032), we get a palindrome (96677669).

The spelling of 23025637 in words is "twenty-three million, twenty-five thousand, six hundred thirty-seven".