25652469 has 16 divisors (see below), whose sum is σ = 35633664. Its totient is φ = 16396800.

The previous prime is 25652453. The next prime is 25652479. The reversal of 25652469 is 96425652.

It is not a de Polignac number, because 25652469 - 2⁴ = 25652453 is a prime.

It is a super-2 number, since 2×25652469² = 1316098331591922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25652479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9289 + ... + 11729.

It is an arithmetic number, because the mean of its divisors is an integer number (2227104).

Almost surely, 2^25652469 is an apocalyptic number.

It is an amenable number.

25652469 is a deficient number, since it is larger than the sum of its proper divisors (9981195).

25652469 is a wasteful number, since it uses less digits than its factorization.

25652469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588.

The product of its digits is 129600, while the sum is 39.

The square root of 25652469 is about 5064.8266505380. The cubic root of 25652469 is about 294.9237339954.

It can be divided in two parts, 256 and 52469, that added together give a palindrome (52725).

The spelling of 25652469 in words is "twenty-five million, six hundred fifty-two thousand, four hundred sixty-nine".