23870166 has 16 divisors (see below), whose sum is σ = 48345600. Its totient is φ = 7855848.

The previous prime is 23870153. The next prime is 23870173. The reversal of 23870166 is 66107832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24706 + ... + 25653.

It is an arithmetic number, because the mean of its divisors is an integer number (3021600).

Almost surely, 2^23870166 is an apocalyptic number.

23870166 is an abundant number, since it is smaller than the sum of its proper divisors (24475434).

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

23870166 is a wasteful number, since it uses less digits than its factorization.

23870166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50443.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 23870166 is about 4885.7103884696. The cubic root of 23870166 is about 287.9288259692.

Adding to 23870166 its reverse (66107832), we get a palindrome (89977998).

The spelling of 23870166 in words is "twenty-three million, eight hundred seventy thousand, one hundred sixty-six".