25041765 has 32 divisors (see below), whose sum is σ = 48487680. Its totient is φ = 10773504.

The previous prime is 25041749. The next prime is 25041767. The reversal of 25041765 is 56714052.

It is not a de Polignac number, because 25041765 - 2⁴ = 25041749 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25041767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5230 + ... + 8799.

It is an arithmetic number, because the mean of its divisors is an integer number (1515240).

Almost surely, 2^25041765 is an apocalyptic number.

It is an amenable number.

25041765 is a deficient number, since it is larger than the sum of its proper divisors (23445915).

25041765 is a wasteful number, since it uses less digits than its factorization.

25041765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14061.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 25041765 is about 5004.1747571403. The cubic root of 25041765 is about 292.5645120325.

The spelling of 25041765 in words is "twenty-five million, forty-one thousand, seven hundred sixty-five".