25495425 has 48 divisors (see below), whose sum is σ = 47407680. Its totient is φ = 13432320.

The previous prime is 25495403. The next prime is 25495439. The reversal of 25495425 is 52459452.

It is not a de Polignac number, because 25495425 - 2⁹ = 25494913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25495425.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72049 + ... + 72401.

It is an arithmetic number, because the mean of its divisors is an integer number (987660).

Almost surely, 2^25495425 is an apocalyptic number.

25495425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25495425 is a deficient number, since it is larger than the sum of its proper divisors (21912255).

25495425 is a wasteful number, since it uses less digits than its factorization.

25495425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 468 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 25495425 is about 5049.2994563603. The cubic root of 25495425 is about 294.3206622088.

The spelling of 25495425 in words is "twenty-five million, four hundred ninety-five thousand, four hundred twenty-five".