25897116 has 48 divisors (see below), whose sum is σ = 71447040. Its totient is φ = 7143360.

The previous prime is 25897099. The next prime is 25897127. The reversal of 25897116 is 61179852.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2880 + ... + 7751.

It is an arithmetic number, because the mean of its divisors is an integer number (1488480).

Almost surely, 2^25897116 is an apocalyptic number.

It is an amenable number.

25897116 is an abundant number, since it is smaller than the sum of its proper divisors (45549924).

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

25897116 is a wasteful number, since it uses less digits than its factorization.

25897116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10674 (or 10672 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The square root of 25897116 is about 5088.9209072258. The cubic root of 25897116 is about 295.8583294535.

The spelling of 25897116 in words is "twenty-five million, eight hundred ninety-seven thousand, one hundred sixteen".