25425486 has 12 divisors (see below), whose sum is σ = 55088592. Its totient is φ = 8475156.

The previous prime is 25425479. The next prime is 25425497. The reversal of 25425486 is 68452452.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 25425486.

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, 706246 + ... + 706281.

It is an arithmetic number, because the mean of its divisors is an integer number (4590716).

Almost surely, 2^25425486 is an apocalyptic number.

25425486 is an abundant number, since it is smaller than the sum of its proper divisors (29663106).

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

25425486 is a wasteful number, since it uses less digits than its factorization.

25425486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412535 (or 1412532 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 25425486 is about 5042.3690860547. The cubic root of 25425486 is about 294.0512891222.

The spelling of 25425486 in words is "twenty-five million, four hundred twenty-five thousand, four hundred eighty-six".