25238284 has 24 divisors (see below), whose sum is σ = 44982000. Its totient is φ = 12388800.

The previous prime is 25238281. The next prime is 25238293. The reversal of 25238284 is 48283252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25238281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72142 + ... + 72490.

It is an arithmetic number, because the mean of its divisors is an integer number (1874250).

Almost surely, 2^25238284 is an apocalyptic number.

It is an amenable number.

25238284 is a deficient number, since it is larger than the sum of its proper divisors (19743716).

25238284 is a wasteful number, since it uses less digits than its factorization.

25238284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 631 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 25238284 is about 5023.7718897259. The cubic root of 25238284 is about 293.3278333450.

The spelling of 25238284 in words is "twenty-five million, two hundred thirty-eight thousand, two hundred eighty-four".