25736072 has 16 divisors (see below), whose sum is σ = 49282560. Its totient is φ = 12594064.

The previous prime is 25736071. The next prime is 25736093. The reversal of 25736072 is 27063752.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25736071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33848 + ... + 34599.

It is an arithmetic number, because the mean of its divisors is an integer number (3080160).

Almost surely, 2^25736072 is an apocalyptic number.

It is an amenable number.

25736072 is a deficient number, since it is larger than the sum of its proper divisors (23546488).

25736072 is a wasteful number, since it uses less digits than its factorization.

25736072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68500 (or 68496 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 25736072 is about 5073.0732303013. The cubic root of 25736072 is about 295.2437781936.

The spelling of 25736072 in words is "twenty-five million, seven hundred thirty-six thousand, seventy-two".