25960500 has 120 divisors (see below), whose sum is σ = 84828744. Its totient is φ = 6912000.

The previous prime is 25960483. The next prime is 25960523. The reversal of 25960500 is 506952.

25960500 is a `hidden beast` number, since 2 + 59 + 605 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11664 + 25948836 = 108^2 + 5094^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40180 + ... + 40820.

Almost surely, 2^25960500 is an apocalyptic number.

25960500 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 25960500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42414372).

25960500 is an abundant number, since it is smaller than the sum of its proper divisors (58868244).

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

25960500 is a wasteful number, since it uses less digits than its factorization.

25960500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 25960500 is about 5095.1447476985. The cubic root of 25960500 is about 296.0995069636.

The spelling of 25960500 in words is "twenty-five million, nine hundred sixty thousand, five hundred".