25998364 has 12 divisors (see below), whose sum is σ = 51996784. Its totient is φ = 11142144.

The previous prime is 25998317. The next prime is 25998407. The reversal of 25998364 is 46389952.

25998364 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 464229 + ... + 464284.

Almost surely, 2^25998364 is an apocalyptic number.

It is an amenable number.

25998364 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25998364 is a wasteful number, since it uses less digits than its factorization.

25998364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928524 (or 928522 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 25998364 is about 5098.8590880706. The cubic root of 25998364 is about 296.2433930648.

It can be divided in two parts, 25998 and 364, that added together give a palindrome (26362).

The spelling of 25998364 in words is "twenty-five million, nine hundred ninety-eight thousand, three hundred sixty-four".