25652432 has 40 divisors (see below), whose sum is σ = 56350560. Its totient is φ = 11214720.

The previous prime is 25652423. The next prime is 25652447. The reversal of 25652432 is 23425652.

It is a junction number, because it is equal to n+sod(n) for n = 25652395 and 25652404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707 + ... + 7197.

It is an arithmetic number, because the mean of its divisors is an integer number (1408764).

Almost surely, 2^25652432 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 25652432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28175280).

25652432 is an abundant number, since it is smaller than the sum of its proper divisors (30698128).

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

25652432 is a wasteful number, since it uses less digits than its factorization.

25652432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531 (or 6525 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 25652432 is about 5064.8229978944. The cubic root of 25652432 is about 294.9235922003.

The spelling of 25652432 in words is "twenty-five million, six hundred fifty-two thousand, four hundred thirty-two".