25416832 has 64 divisors (see below), whose sum is σ = 60955200. Its totient is φ = 10312704.

The previous prime is 25416823. The next prime is 25416857. The reversal of 25416832 is 23861452.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 25416794 and 25416803.

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, 16278 + ... + 17770.

It is an arithmetic number, because the mean of its divisors is an integer number (952425).

Almost surely, 2^25416832 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 25416832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30477600).

25416832 is an abundant number, since it is smaller than the sum of its proper divisors (35538368).

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

25416832 is a wasteful number, since it uses less digits than its factorization.

25416832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533 (or 1521 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 25416832 is about 5041.5108846456. The cubic root of 25416832 is about 294.0179235374.

The spelling of 25416832 in words is "twenty-five million, four hundred sixteen thousand, eight hundred thirty-two".