25344426 has 16 divisors (see below), whose sum is σ = 51055200. Its totient is φ = 8387088.

The previous prime is 25344419. The next prime is 25344427. The reversal of 25344426 is 62444352.

It is a junction number, because it is equal to n+sod(n) for n = 25344393 and 25344402.

It is not an unprimeable number, because it can be changed into a prime (25344427) 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, 14361 + ... + 16028.

It is an arithmetic number, because the mean of its divisors is an integer number (3190950).

Almost surely, 2^25344426 is an apocalyptic number.

25344426 is an abundant number, since it is smaller than the sum of its proper divisors (25710774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25344426 is a wasteful number, since it uses less digits than its factorization.

25344426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30533.

The product of its digits is 23040, while the sum is 30.

The square root of 25344426 is about 5034.3247809413. The cubic root of 25344426 is about 293.7384642520.

Adding to 25344426 its reverse (62444352), we get a palindrome (87788778).

The spelling of 25344426 in words is "twenty-five million, three hundred forty-four thousand, four hundred twenty-six".