25482100 has 72 divisors (see below), whose sum is σ = 64370880. Its totient is φ = 8574720.

The previous prime is 25482089. The next prime is 25482143. The reversal of 25482100 is 128452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40992 + ... + 41608.

It is an arithmetic number, because the mean of its divisors is an integer number (894040).

Almost surely, 2^25482100 is an apocalyptic number.

25482100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25482100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32185440).

25482100 is an abundant number, since it is smaller than the sum of its proper divisors (38888780).

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

25482100 is a wasteful number, since it uses less digits than its factorization.

25482100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 25482100 is about 5047.9797939374. The cubic root of 25482100 is about 294.2693784162.

The spelling of 25482100 in words is "twenty-five million, four hundred eighty-two thousand, one hundred".