25897496 has 32 divisors (see below), whose sum is σ = 50038560. Its totient is φ = 12559872.

The previous prime is 25897483. The next prime is 25897523. The reversal of 25897496 is 69479852.

It is a happy number.

It is a super-3 number, since 3×25897496³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43376 + ... + 43968.

It is an arithmetic number, because the mean of its divisors is an integer number (1563705).

Almost surely, 2^25897496 is an apocalyptic number.

It is an amenable number.

25897496 is a deficient number, since it is larger than the sum of its proper divisors (24141064).

25897496 is a wasteful number, since it uses less digits than its factorization.

25897496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 751 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 25897496 is about 5088.9582430985. The cubic root of 25897496 is about 295.8597765338.

The spelling of 25897496 in words is "twenty-five million, eight hundred ninety-seven thousand, four hundred ninety-six".