25232166 has 24 divisors (see below), whose sum is σ = 55331640. Its totient is φ = 8308896.

The previous prime is 25232161. The next prime is 25232177. The reversal of 25232166 is 66123252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25232161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6951 + ... + 9938.

It is an arithmetic number, because the mean of its divisors is an integer number (2305485).

Almost surely, 2^25232166 is an apocalyptic number.

25232166 is an abundant number, since it is smaller than the sum of its proper divisors (30099474).

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

25232166 is a wasteful number, since it uses less digits than its factorization.

25232166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16980 (or 16977 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 25232166 is about 5023.1629477850. The cubic root of 25232166 is about 293.3041296110.

The spelling of 25232166 in words is "twenty-five million, two hundred thirty-two thousand, one hundred sixty-six".