23626745 has 8 divisors (see below), whose sum is σ = 28393416. Its totient is φ = 18873856.

The previous prime is 23626739. The next prime is 23626751. The reversal of 23626745 is 54762632.

It is an interprime number because it is at equal distance from previous prime (23626739) and next prime (23626751).

It can be written as a sum of positive squares in 4 ways, for example, as 162409 + 23464336 = 403^2 + 4844^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23626745 - 2⁸ = 23626489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 809 + ... + 6921.

It is an arithmetic number, because the mean of its divisors is an integer number (3549177).

Almost surely, 2^23626745 is an apocalyptic number.

It is an amenable number.

23626745 is a deficient number, since it is larger than the sum of its proper divisors (4766671).

23626745 is an equidigital number, since it uses as much as digits as its factorization.

23626745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6891.

The product of its digits is 60480, while the sum is 35.

The square root of 23626745 is about 4860.7350267218. The cubic root of 23626745 is about 286.9467419296.

The spelling of 23626745 in words is "twenty-three million, six hundred twenty-six thousand, seven hundred forty-five".