25252166 has 16 divisors (see below), whose sum is σ = 39690240. Its totient is φ = 12034440.

The previous prime is 25252147. The next prime is 25252181. The reversal of 25252166 is 66125252.

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, 1115 + ... + 7193.

It is an arithmetic number, because the mean of its divisors is an integer number (2480640).

Almost surely, 2^25252166 is an apocalyptic number.

25252166 is a deficient number, since it is larger than the sum of its proper divisors (14438074).

25252166 is a wasteful number, since it uses less digits than its factorization.

25252166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6179.

The product of its digits is 7200, while the sum is 29.

The square root of 25252166 is about 5025.1533309940. The cubic root of 25252166 is about 293.3816039134.

The spelling of 25252166 in words is "twenty-five million, two hundred fifty-two thousand, one hundred sixty-six".