25771896 has 48 divisors (see below), whose sum is σ = 70115760. Its totient is φ = 8551680.

The previous prime is 25771877. The next prime is 25771901. The reversal of 25771896 is 69817752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18256 + ... + 19616.

It is an arithmetic number, because the mean of its divisors is an integer number (1460745).

Almost surely, 2^25771896 is an apocalyptic number.

It is an amenable number.

25771896 is an abundant number, since it is smaller than the sum of its proper divisors (44343864).

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

25771896 is a wasteful number, since it uses less digits than its factorization.

25771896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636 (or 1629 counting only the distinct ones).

The product of its digits is 211680, while the sum is 45.

The square root of 25771896 is about 5076.6028010866. The cubic root of 25771896 is about 295.3807054521.

The spelling of 25771896 in words is "twenty-five million, seven hundred seventy-one thousand, eight hundred ninety-six".