25244938 has 24 divisors (see below), whose sum is σ = 40134528. Its totient is φ = 11907192.

The previous prime is 25244927. The next prime is 25244957. The reversal of 25244938 is 83944252.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25244897 and 25244906.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113095 + ... + 113317.

It is an arithmetic number, because the mean of its divisors is an integer number (1672272).

Almost surely, 2^25244938 is an apocalyptic number.

25244938 is a deficient number, since it is larger than the sum of its proper divisors (14889590).

25244938 is a wasteful number, since it uses less digits than its factorization.

25244938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 355 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 25244938 is about 5024.4340974880. The cubic root of 25244938 is about 293.3536094226.

The spelling of 25244938 in words is "twenty-five million, two hundred forty-four thousand, nine hundred thirty-eight".