25425653 has 8 divisors (see below), whose sum is σ = 28007616. Its totient is φ = 22888800.

The previous prime is 25425581. The next prime is 25425671. The reversal of 25425653 is 35652452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-25425653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25425853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10088 + ... + 12353.

It is an arithmetic number, because the mean of its divisors is an integer number (3500952).

Almost surely, 2^25425653 is an apocalyptic number.

It is an amenable number.

25425653 is a deficient number, since it is larger than the sum of its proper divisors (2581963).

25425653 is a wasteful number, since it uses less digits than its factorization.

25425653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22555.

The product of its digits is 36000, while the sum is 32.

The square root of 25425653 is about 5042.3856457038. The cubic root of 25425653 is about 294.0519329179.

The spelling of 25425653 in words is "twenty-five million, four hundred twenty-five thousand, six hundred fifty-three".