25056039 has 16 divisors (see below), whose sum is σ = 35046144. Its totient is φ = 15892800.

The previous prime is 25056037. The next prime is 25056077. The reversal of 25056039 is 93065052.

It is not a de Polignac number, because 25056039 - 2¹ = 25056037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25055997 and 25056015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25056037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13699 + ... + 15419.

It is an arithmetic number, because the mean of its divisors is an integer number (2190384).

Almost surely, 2^25056039 is an apocalyptic number.

25056039 is a deficient number, since it is larger than the sum of its proper divisors (9990105).

25056039 is a wasteful number, since it uses less digits than its factorization.

25056039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 25056039 is about 5005.6007631452. The cubic root of 25056039 is about 292.6200894866.

The spelling of 25056039 in words is "twenty-five million, fifty-six thousand, thirty-nine".