25126765 has 16 divisors (see below), whose sum is σ = 32044032. Its totient is φ = 18849024.

The previous prime is 25126763. The next prime is 25126817. The reversal of 25126765 is 56762152.

It is a cyclic number.

It is not a de Polignac number, because 25126765 - 2¹ = 25126763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25126765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25126763) 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, 41092 + ... + 41698.

It is an arithmetic number, because the mean of its divisors is an integer number (2002752).

Almost surely, 2^25126765 is an apocalyptic number.

It is an amenable number.

25126765 is a deficient number, since it is larger than the sum of its proper divisors (6917267).

25126765 is a wasteful number, since it uses less digits than its factorization.

25126765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116.

The product of its digits is 25200, while the sum is 34.

The square root of 25126765 is about 5012.6604712468. The cubic root of 25126765 is about 292.8951583182.

The spelling of 25126765 in words is "twenty-five million, one hundred twenty-six thousand, seven hundred sixty-five".