25227966 has 24 divisors (see below), whose sum is σ = 53602200. Its totient is φ = 7914112.

The previous prime is 25227931. The next prime is 25227967. The reversal of 25227966 is 66972252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25227967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5541 + ... + 9008.

It is an arithmetic number, because the mean of its divisors is an integer number (2233425).

Almost surely, 2^25227966 is an apocalyptic number.

25227966 is an abundant number, since it is smaller than the sum of its proper divisors (28374234).

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

25227966 is a wasteful number, since it uses less digits than its factorization.

25227966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588 (or 14571 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 25227966 is about 5022.7448671021. The cubic root of 25227966 is about 293.2878548066.

The spelling of 25227966 in words is "twenty-five million, two hundred twenty-seven thousand, nine hundred sixty-six".