25421296 has 20 divisors (see below), whose sum is σ = 49744584. Its totient is φ = 12584000.

The previous prime is 25421287. The next prime is 25421321. The reversal of 25421296 is 69212452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6250 + ... + 9481.

Almost surely, 2^25421296 is an apocalyptic number.

It is an amenable number.

25421296 is a deficient number, since it is larger than the sum of its proper divisors (24323288).

25421296 is a wasteful number, since it uses less digits than its factorization.

25421296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15840 (or 15834 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 25421296 is about 5041.9535896317. The cubic root of 25421296 is about 294.0351354803.

The spelling of 25421296 in words is "twenty-five million, four hundred twenty-one thousand, two hundred ninety-six".