23406026 has 12 divisors (see below), whose sum is σ = 40841298. Its totient is φ = 10031112.

The previous prime is 23406017. The next prime is 23406037. The reversal of 23406026 is 62060432.

It can be written as a sum of positive squares in only one way, i.e., 17230801 + 6175225 = 4151^2 + 2485^2 .

It is a super-2 number, since 2×23406026² = 1095684106225352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23405992 and 23406010.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119321 + ... + 119516.

Almost surely, 2^23406026 is an apocalyptic number.

23406026 is a deficient number, since it is larger than the sum of its proper divisors (17435272).

23406026 is a wasteful number, since it uses less digits than its factorization.

23406026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238853 (or 238846 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23406026 is about 4837.9774699765. The cubic root of 23406026 is about 286.0504010804.

Adding to 23406026 its reverse (62060432), we get a palindrome (85466458).

The spelling of 23406026 in words is "twenty-three million, four hundred six thousand, twenty-six".