25958016 has 256 divisors, whose sum is σ = 93024000. Its totient is φ = 6967296.

The previous prime is 25957999. The next prime is 25958017. The reversal of 25958016 is 61085952.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25958017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701550 + ... + 701586.

It is an arithmetic number, because the mean of its divisors is an integer number (363375).

Almost surely, 2^25958016 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 25958016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46512000).

25958016 is an abundant number, since it is smaller than the sum of its proper divisors (67065984).

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

25958016 is a wasteful number, since it uses less digits than its factorization.

25958016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 25958016 is about 5094.9009803921. The cubic root of 25958016 is about 296.0900626843.

The spelling of 25958016 in words is "twenty-five million, nine hundred fifty-eight thousand, sixteen".