25855072 has 24 divisors (see below), whose sum is σ = 51076872. Its totient is φ = 12883200.

The previous prime is 25855031. The next prime is 25855111. The reversal of 25855072 is 27055852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9372 + ... + 11812.

It is an arithmetic number, because the mean of its divisors is an integer number (2128203).

Almost surely, 2^25855072 is an apocalyptic number.

It is an amenable number.

25855072 is a deficient number, since it is larger than the sum of its proper divisors (25221800).

25855072 is a wasteful number, since it uses less digits than its factorization.

25855072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782 (or 2774 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 25855072 is about 5084.7882945114. The cubic root of 25855072 is about 295.6981339412.

The spelling of 25855072 in words is "twenty-five million, eight hundred fifty-five thousand, seventy-two".