23726401 has 2 divisors, whose sum is σ = 23726402. Its totient is φ = 23726400.

The previous prime is 23726393. The next prime is 23726419. The reversal of 23726401 is 10462732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17850625 + 5875776 = 4225^2 + 2424^2 .

It is a cyclic number.

It is not a de Polignac number, because 23726401 - 2³ = 23726393 is a prime.

It is not a weakly prime, because it can be changed into another prime (23726471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11863200 + 11863201.

It is an arithmetic number, because the mean of its divisors is an integer number (11863201).

Almost surely, 2^23726401 is an apocalyptic number.

It is an amenable number.

23726401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23726401 is an equidigital number, since it uses as much as digits as its factorization.

23726401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 23726401 is about 4870.9753643393. The cubic root of 23726401 is about 287.3496166264.

The spelling of 23726401 in words is "twenty-three million, seven hundred twenty-six thousand, four hundred one".