23426655 has 24 divisors (see below), whose sum is σ = 43603632. Its totient is φ = 10708992.

The previous prime is 23426653. The next prime is 23426699. The reversal of 23426655 is 55662432.

It is not a de Polignac number, because 23426655 - 2¹ = 23426653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23426651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15202 + ... + 16671.

It is an arithmetic number, because the mean of its divisors is an integer number (1816818).

Almost surely, 2^23426655 is an apocalyptic number.

23426655 is a deficient number, since it is larger than the sum of its proper divisors (20176977).

23426655 is a wasteful number, since it uses less digits than its factorization.

23426655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31895 (or 31888 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 23426655 is about 4840.1089863762. The cubic root of 23426655 is about 286.1344136472.

The spelling of 23426655 in words is "twenty-three million, four hundred twenty-six thousand, six hundred fifty-five".