25282590 has 32 divisors (see below), whose sum is σ = 61826976. Its totient is φ = 6614400.

The previous prime is 25282573. The next prime is 25282627. The reversal of 25282590 is 9528252.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6361 + ... + 9540.

It is an arithmetic number, because the mean of its divisors is an integer number (1932093).

Almost surely, 2^25282590 is an apocalyptic number.

25282590 is an abundant number, since it is smaller than the sum of its proper divisors (36544386).

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

25282590 is a wasteful number, since it uses less digits than its factorization.

25282590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15964.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 25282590 is about 5028.1795910647. The cubic root of 25282590 is about 293.4993794166.

The spelling of 25282590 in words is "twenty-five million, two hundred eighty-two thousand, five hundred ninety".