25496973 has 12 divisors (see below), whose sum is σ = 38017408. Its totient is φ = 16449480.

The previous prime is 25496971. The next prime is 25497001. The reversal of 25496973 is 37969452.

It is a happy number.

It is not a de Polignac number, because 25496973 - 2¹ = 25496971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25496971) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 45415 + ... + 45972.

Almost surely, 2^25496973 is an apocalyptic number.

It is an amenable number.

25496973 is a deficient number, since it is larger than the sum of its proper divisors (12520435).

25496973 is a wasteful number, since it uses less digits than its factorization.

25496973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91424 (or 91421 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 25496973 is about 5049.4527426247. The cubic root of 25496973 is about 294.3266188221.

The spelling of 25496973 in words is "twenty-five million, four hundred ninety-six thousand, nine hundred seventy-three".