25746738 has 16 divisors (see below), whose sum is σ = 54522720. Its totient is φ = 8077376.

The previous prime is 25746727. The next prime is 25746739. The reversal of 25746738 is 83764752.

It is a self number, because there is not a number n which added to its sum of digits gives 25746738.

It is not an unprimeable number, because it can be changed into a prime (25746739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126108 + ... + 126311.

It is an arithmetic number, because the mean of its divisors is an integer number (3407670).

Almost surely, 2^25746738 is an apocalyptic number.

25746738 is an abundant number, since it is smaller than the sum of its proper divisors (28775982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25746738 is a wasteful number, since it uses less digits than its factorization.

25746738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252441.

The product of its digits is 282240, while the sum is 42.

The square root of 25746738 is about 5074.1243579558. The cubic root of 25746738 is about 295.2845592837.

The spelling of 25746738 in words is "twenty-five million, seven hundred forty-six thousand, seven hundred thirty-eight".