25522974 has 24 divisors (see below), whose sum is σ = 56478240. Its totient is φ = 8326368.

The previous prime is 25522969. The next prime is 25522979. The reversal of 25522974 is 47922552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25522969) and next prime (25522979).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25522979) 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, 14239 + ... + 15930.

It is an arithmetic number, because the mean of its divisors is an integer number (2353260).

Almost surely, 2^25522974 is an apocalyptic number.

25522974 is an abundant number, since it is smaller than the sum of its proper divisors (30955266).

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

25522974 is a wasteful number, since it uses less digits than its factorization.

25522974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30224 (or 30221 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 25522974 is about 5052.0267220196. The cubic root of 25522974 is about 294.4266331327.

The spelling of 25522974 in words is "twenty-five million, five hundred twenty-two thousand, nine hundred seventy-four".