25672716 has 36 divisors (see below), whose sum is σ = 66280032. Its totient is φ = 8374944.

The previous prime is 25672697. The next prime is 25672721. The reversal of 25672716 is 61727652.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 5895 + ... + 9278.

It is an arithmetic number, because the mean of its divisors is an integer number (1841112).

Almost surely, 2^25672716 is an apocalyptic number.

It is an amenable number.

25672716 is an abundant number, since it is smaller than the sum of its proper divisors (40607316).

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

25672716 is a wasteful number, since it uses less digits than its factorization.

25672716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15230 (or 15225 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 25672716 is about 5066.8250413844. The cubic root of 25672716 is about 295.0013061323.

The spelling of 25672716 in words is "twenty-five million, six hundred seventy-two thousand, seven hundred sixteen".