25984798 has 12 divisors (see below), whose sum is σ = 45340992. Its totient is φ = 11136300.

The previous prime is 25984781. The next prime is 25984801. The reversal of 25984798 is 89748952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132478 + ... + 132673.

It is an arithmetic number, because the mean of its divisors is an integer number (3778416).

Almost surely, 2^25984798 is an apocalyptic number.

25984798 is a deficient number, since it is larger than the sum of its proper divisors (19356194).

25984798 is a wasteful number, since it uses less digits than its factorization.

25984798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265167 (or 265160 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 25984798 is about 5097.5286168888. The cubic root of 25984798 is about 296.1918572953.

It can be divided in two parts, 2598 and 4798, that added together give a square (7396 = 86²).

The spelling of 25984798 in words is "twenty-five million, nine hundred eighty-four thousand, seven hundred ninety-eight".