25463217 has 8 divisors (see below), whose sum is σ = 36562624. Its totient is φ = 15669648.

The previous prime is 25463213. The next prime is 25463219. The reversal of 25463217 is 71236452.

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

It is not a de Polignac number, because 25463217 - 2² = 25463213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25463213) 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, 326413 + ... + 326490.

It is an arithmetic number, because the mean of its divisors is an integer number (4570328).

Almost surely, 2^25463217 is an apocalyptic number.

It is an amenable number.

25463217 is a deficient number, since it is larger than the sum of its proper divisors (11099407).

25463217 is a wasteful number, since it uses less digits than its factorization.

25463217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652919.

The product of its digits is 10080, while the sum is 30.

The square root of 25463217 is about 5046.1090951346. The cubic root of 25463217 is about 294.1966729773.

Adding to 25463217 its reverse (71236452), we get a palindrome (96699669).

The spelling of 25463217 in words is "twenty-five million, four hundred sixty-three thousand, two hundred seventeen".