25974425 has 24 divisors (see below), whose sum is σ = 34224000. Its totient is φ = 19500480.

The previous prime is 25974413. The next prime is 25974433. The reversal of 25974425 is 52447952.

It is not a de Polignac number, because 25974425 - 2¹⁴ = 25958041 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70592 + ... + 70958.

It is an arithmetic number, because the mean of its divisors is an integer number (1426000).

Almost surely, 2^25974425 is an apocalyptic number.

25974425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25974425 is a deficient number, since it is larger than the sum of its proper divisors (8249575).

25974425 is a wasteful number, since it uses less digits than its factorization.

25974425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 540 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 25974425 is about 5096.5110615008. The cubic root of 25974425 is about 296.1524392856.

The spelling of 25974425 in words is "twenty-five million, nine hundred seventy-four thousand, four hundred twenty-five".