25416528 has 120 divisors (see below), whose sum is σ = 73879200. Its totient is φ = 7499520.

The previous prime is 25416527. The next prime is 25416607. The reversal of 25416528 is 82561452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25416527) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 819873 + ... + 819903.

It is an arithmetic number, because the mean of its divisors is an integer number (615660).

Almost surely, 2^25416528 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 25416528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36939600).

25416528 is an abundant number, since it is smaller than the sum of its proper divisors (48462672).

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

25416528 is a wasteful number, since it uses less digits than its factorization.

25416528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 84 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 25416528 is about 5041.4807348635. The cubic root of 25416528 is about 294.0167513247.

The spelling of 25416528 in words is "twenty-five million, four hundred sixteen thousand, five hundred twenty-eight".