25372116 has 168 divisors, whose sum is σ = 83732544. Its totient is φ = 6531840.

The previous prime is 25372103. The next prime is 25372133. The reversal of 25372116 is 61127352.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 25372116.

It is a congruent number.

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 55 ways as a sum of consecutive naturals, for example, 224476 + ... + 224588.

It is an arithmetic number, because the mean of its divisors is an integer number (498408).

Almost surely, 2^25372116 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 25372116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41866272).

25372116 is an abundant number, since it is smaller than the sum of its proper divisors (58360428).

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

25372116 is a wasteful number, since it uses less digits than its factorization.

25372116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 136 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 25372116 is about 5037.0741507347. The cubic root of 25372116 is about 293.8453997671.

Adding to 25372116 its reverse (61127352), we get a palindrome (86499468).

The spelling of 25372116 in words is "twenty-five million, three hundred seventy-two thousand, one hundred sixteen".