23426081 has 16 divisors (see below), whose sum is σ = 27417600. Its totient is φ = 19602000.

The previous prime is 23426059. The next prime is 23426089. The reversal of 23426081 is 18062432.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23426081 is a prime.

It is a super-2 number, since 2×23426081² = 1097562542037122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23426081.

It is not an unprimeable number, because it can be changed into a prime (23426089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93206 + ... + 93456.

It is an arithmetic number, because the mean of its divisors is an integer number (1713600).

Almost surely, 2^23426081 is an apocalyptic number.

It is an amenable number.

23426081 is a deficient number, since it is larger than the sum of its proper divisors (3991519).

23426081 is a wasteful number, since it uses less digits than its factorization.

23426081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 23426081 is about 4840.0496898276. The cubic root of 23426081 is about 286.1320766726.

The spelling of 23426081 in words is "twenty-three million, four hundred twenty-six thousand, eighty-one".