25457363 has 4 divisors (see below), whose sum is σ = 25806168. Its totient is φ = 25108560.

The previous prime is 25457323. The next prime is 25457371. The reversal of 25457363 is 36375452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25457363 - 2¹⁰ = 25456339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25457303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174293 + ... + 174438.

It is an arithmetic number, because the mean of its divisors is an integer number (6451542).

Almost surely, 2^25457363 is an apocalyptic number.

25457363 is a deficient number, since it is larger than the sum of its proper divisors (348805).

25457363 is an equidigital number, since it uses as much as digits as its factorization.

25457363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348804.

The product of its digits is 75600, while the sum is 35.

The square root of 25457363 is about 5045.5290109165. The cubic root of 25457363 is about 294.1741259530.

The spelling of 25457363 in words is "twenty-five million, four hundred fifty-seven thousand, three hundred sixty-three".