23645441 has 2 divisors, whose sum is σ = 23645442. Its totient is φ = 23645440.

The previous prime is 23645417. The next prime is 23645471. The reversal of 23645441 is 14454632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23280625 + 364816 = 4825^2 + 604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23645441 is a prime.

It is not a weakly prime, because it can be changed into another prime (23645471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11822720 + 11822721.

It is an arithmetic number, because the mean of its divisors is an integer number (11822721).

Almost surely, 2^23645441 is an apocalyptic number.

It is an amenable number.

23645441 is a deficient number, since it is larger than the sum of its proper divisors (1).

23645441 is an equidigital number, since it uses as much as digits as its factorization.

23645441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 29.

The square root of 23645441 is about 4862.6578123491. The cubic root of 23645441 is about 287.0224095942.

The spelling of 23645441 in words is "twenty-three million, six hundred forty-five thousand, four hundred forty-one".