23166226 has 4 divisors (see below), whose sum is σ = 34749342. Its totient is φ = 11583112.

The previous prime is 23166217. The next prime is 23166229. The reversal of 23166226 is 62266132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11937025 + 11229201 = 3455^2 + 3351^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23166194 and 23166203.

It is not an unprimeable number, because it can be changed into a prime (23166229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5791555 + ... + 5791558.

Almost surely, 2^23166226 is an apocalyptic number.

23166226 is a deficient number, since it is larger than the sum of its proper divisors (11583116).

23166226 is a wasteful number, since it uses less digits than its factorization.

23166226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11583115.

The product of its digits is 5184, while the sum is 28.

The square root of 23166226 is about 4813.1305820640. The cubic root of 23166226 is about 285.0701622682.

It can be divided in two parts, 2316622 and 6, that added together give a triangular number (2316628 = T₂₁₅₂).

The spelling of 23166226 in words is "twenty-three million, one hundred sixty-six thousand, two hundred twenty-six".