25328250 has 48 divisors (see below), whose sum is σ = 68493672. Its totient is φ = 6753600.

The previous prime is 25328231. The next prime is 25328257. The reversal of 25328250 is 5282352.

25328250 is a `hidden beast` number, since 2 + 532 + 82 + 50 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 12173121 + 13155129 = 3489^2 + 3627^2 .

It is not an unprimeable number, because it can be changed into a prime (25328257) 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 23 ways as a sum of consecutive naturals, for example, 3379 + ... + 7878.

Almost surely, 2^25328250 is an apocalyptic number.

25328250 is an abundant number, since it is smaller than the sum of its proper divisors (43165422).

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

25328250 is a wasteful number, since it uses less digits than its factorization.

25328250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11280 (or 11267 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 25328250 is about 5032.7179535515. The cubic root of 25328250 is about 293.6759584024.

The spelling of 25328250 in words is "twenty-five million, three hundred twenty-eight thousand, two hundred fifty".