25930032 has 80 divisors (see below), whose sum is σ = 72673920. Its totient is φ = 7934976.

The previous prime is 25930019. The next prime is 25930097. The reversal of 25930032 is 23003952.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 25929984 and 25930011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34719 + ... + 35457.

It is an arithmetic number, because the mean of its divisors is an integer number (908424).

Almost surely, 2^25930032 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 25930032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36336960).

25930032 is an abundant number, since it is smaller than the sum of its proper divisors (46743888).

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

25930032 is a wasteful number, since it uses less digits than its factorization.

25930032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810 (or 804 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 25930032 is about 5092.1539646794. The cubic root of 25930032 is about 295.9836246115.

Adding to 25930032 its reverse (23003952), we get a palindrome (48933984).

The spelling of 25930032 in words is "twenty-five million, nine hundred thirty thousand, thirty-two".