25390893 has 8 divisors (see below), whose sum is σ = 36932256. Its totient is φ = 15388400.

The previous prime is 25390853. The next prime is 25390901. The reversal of 25390893 is 39809352.

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

It is a cyclic number.

It is not a de Polignac number, because 25390893 - 2⁸ = 25390637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25390853) 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, 384678 + ... + 384743.

It is an arithmetic number, because the mean of its divisors is an integer number (4616532).

Almost surely, 2^25390893 is an apocalyptic number.

It is an amenable number.

25390893 is a deficient number, since it is larger than the sum of its proper divisors (11541363).

25390893 is a wasteful number, since it uses less digits than its factorization.

25390893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769435.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 25390893 is about 5038.9376856635. The cubic root of 25390893 is about 293.9178700664.

The spelling of 25390893 in words is "twenty-five million, three hundred ninety thousand, eight hundred ninety-three".