25489426 has 16 divisors (see below), whose sum is σ = 41057280. Its totient is φ = 11824960.

The previous prime is 25489423. The next prime is 25489427. The reversal of 25489426 is 62498452.

It is not an unprimeable number, because it can be changed into a prime (25489423) 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, 2866 + ... + 7693.

It is an arithmetic number, because the mean of its divisors is an integer number (2566080).

Almost surely, 2^25489426 is an apocalyptic number.

25489426 is a deficient number, since it is larger than the sum of its proper divisors (15567854).

25489426 is a wasteful number, since it uses less digits than its factorization.

25489426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10649.

The product of its digits is 138240, while the sum is 40.

The square root of 25489426 is about 5048.7053786095. The cubic root of 25489426 is about 294.2975761302.

The spelling of 25489426 in words is "twenty-five million, four hundred eighty-nine thousand, four hundred twenty-six".