25498432 has 28 divisors (see below), whose sum is σ = 50840640. Its totient is φ = 12688256.

The previous prime is 25498409. The next prime is 25498469. The reversal of 25498432 is 23489452.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25498391 and 25498400.

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, 14463 + ... + 16129.

Almost surely, 2^25498432 is an apocalyptic number.

It is an amenable number.

25498432 is a deficient number, since it is larger than the sum of its proper divisors (25342208).

25498432 is a wasteful number, since it uses less digits than its factorization.

25498432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1908 counting only the distinct ones).

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

The square root of 25498432 is about 5049.5972116596. The cubic root of 25498432 is about 294.3322327479.

The spelling of 25498432 in words is "twenty-five million, four hundred ninety-eight thousand, four hundred thirty-two".