25332450 has 96 divisors (see below), whose sum is σ = 73870272. Its totient is φ = 5664000.

The previous prime is 25332413. The next prime is 25332473. The reversal of 25332450 is 5423352.

It is a self number, because there is not a number n which added to its sum of digits gives 25332450.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20860 + ... + 22040.

It is an arithmetic number, because the mean of its divisors is an integer number (769482).

Almost surely, 2^25332450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25332450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36935136).

25332450 is an abundant number, since it is smaller than the sum of its proper divisors (48537822).

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

25332450 is a wasteful number, since it uses less digits than its factorization.

25332450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 25332450 is about 5033.1352058136. The cubic root of 25332450 is about 293.6921902233.

The spelling of 25332450 in words is "twenty-five million, three hundred thirty-two thousand, four hundred fifty".