23493426 has 32 divisors (see below), whose sum is σ = 51624000. Its totient is φ = 7068480.

The previous prime is 23493391. The next prime is 23493433. The reversal of 23493426 is 62439432.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8640 + ... + 11028.

It is an arithmetic number, because the mean of its divisors is an integer number (1613250).

Almost surely, 2^23493426 is an apocalyptic number.

23493426 is an abundant number, since it is smaller than the sum of its proper divisors (28130574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23493426 is a wasteful number, since it uses less digits than its factorization.

23493426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554.

The product of its digits is 31104, while the sum is 33.

The square root of 23493426 is about 4847.0017536617. The cubic root of 23493426 is about 286.4060039652.

It can be divided in two parts, 2349 and 3426, that added together give a palindrome (5775).

The spelling of 23493426 in words is "twenty-three million, four hundred ninety-three thousand, four hundred twenty-six".