25413424 has 20 divisors (see below), whose sum is σ = 50074920. Its totient is φ = 12490880.

The previous prime is 25413407. The next prime is 25413439. The reversal of 25413424 is 42431452.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12517 + ... + 14404.

It is an arithmetic number, because the mean of its divisors is an integer number (2503746).

Almost surely, 2^25413424 is an apocalyptic number.

It is an amenable number.

25413424 is a deficient number, since it is larger than the sum of its proper divisors (24661496).

25413424 is a wasteful number, since it uses less digits than its factorization.

25413424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26988 (or 26982 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 25413424 is about 5041.1728794002. The cubic root of 25413424 is about 294.0047818804.

Adding to 25413424 its reverse (42431452), we get a palindrome (67844876).

It can be divided in two parts, 25 and 413424, that added together give a square (413449 = 643²).

The spelling of 25413424 in words is "twenty-five million, four hundred thirteen thousand, four hundred twenty-four".