25498328 has 16 divisors (see below), whose sum is σ = 49102080. Its totient is φ = 12404448.

The previous prime is 25498307. The next prime is 25498349. The reversal of 25498328 is 82389452.

It is an interprime number because it is at equal distance from previous prime (25498307) and next prime (25498349).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42776 + ... + 43367.

It is an arithmetic number, because the mean of its divisors is an integer number (3068880).

Almost surely, 2^25498328 is an apocalyptic number.

It is an amenable number.

25498328 is a deficient number, since it is larger than the sum of its proper divisors (23603752).

25498328 is a wasteful number, since it uses less digits than its factorization.

25498328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86186 (or 86182 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 25498328 is about 5049.5869137980. The cubic root of 25498328 is about 294.3318325849.

The spelling of 25498328 in words is "twenty-five million, four hundred ninety-eight thousand, three hundred twenty-eight".