25498424 has 48 divisors (see below), whose sum is σ = 57558600. Its totient is φ = 10546368.

The previous prime is 25498409. The next prime is 25498469. The reversal of 25498424 is 42489452.

It is a happy number.

It is a congruent number.

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, 10247 + ... + 12489.

Almost surely, 2^25498424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25498424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28779300).

25498424 is an abundant number, since it is smaller than the sum of its proper divisors (32060176).

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

25498424 is a wasteful number, since it uses less digits than its factorization.

25498424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292 (or 2281 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 25498424 is about 5049.5964195171. The cubic root of 25498424 is about 294.3322019662.

The spelling of 25498424 in words is "twenty-five million, four hundred ninety-eight thousand, four hundred twenty-four".