25582113 has 12 divisors (see below), whose sum is σ = 38897040. Its totient is φ = 16157016.

The previous prime is 25582103. The next prime is 25582153. The reversal of 25582113 is 31128552.

It is a happy number.

It is not a de Polignac number, because 25582113 - 2⁴ = 25582097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25582103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74631 + ... + 74972.

It is an arithmetic number, because the mean of its divisors is an integer number (3241420).

Almost surely, 2^25582113 is an apocalyptic number.

It is an amenable number.

25582113 is a deficient number, since it is larger than the sum of its proper divisors (13314927).

25582113 is a wasteful number, since it uses less digits than its factorization.

25582113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149628 (or 149625 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 25582113 is about 5057.8763330078. The cubic root of 25582113 is about 294.6538619487.

The spelling of 25582113 in words is "twenty-five million, five hundred eighty-two thousand, one hundred thirteen".