25985272 has 8 divisors (see below), whose sum is σ = 48722400. Its totient is φ = 12992632.

The previous prime is 25985263. The next prime is 25985339. The reversal of 25985272 is 27258952.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1624072 + ... + 1624087.

It is an arithmetic number, because the mean of its divisors is an integer number (6090300).

Almost surely, 2^25985272 is an apocalyptic number.

It is an amenable number.

25985272 is a deficient number, since it is larger than the sum of its proper divisors (22737128).

25985272 is a wasteful number, since it uses less digits than its factorization.

25985272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248165 (or 3248161 counting only the distinct ones).

The product of its digits is 100800, while the sum is 40.

The square root of 25985272 is about 5097.5751097949. The cubic root of 25985272 is about 296.1936582725.

The spelling of 25985272 in words is "twenty-five million, nine hundred eighty-five thousand, two hundred seventy-two".