23452166 has 4 divisors (see below), whose sum is σ = 35178252. Its totient is φ = 11726082.

The previous prime is 23452159. The next prime is 23452181. The reversal of 23452166 is 66125432.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5863040 + ... + 5863043.

It is an arithmetic number, because the mean of its divisors is an integer number (8794563).

Almost surely, 2^23452166 is an apocalyptic number.

23452166 is a deficient number, since it is larger than the sum of its proper divisors (11726086).

23452166 is a wasteful number, since it uses less digits than its factorization.

23452166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11726085.

The product of its digits is 8640, while the sum is 29.

The square root of 23452166 is about 4842.7436438449. The cubic root of 23452166 is about 286.2382402064.

Adding to 23452166 its reverse (66125432), we get a palindrome (89577598).

The spelling of 23452166 in words is "twenty-three million, four hundred fifty-two thousand, one hundred sixty-six".