25252726 has 4 divisors (see below), whose sum is σ = 37879092. Its totient is φ = 12626362.

The previous prime is 25252723. The next prime is 25252741. The reversal of 25252726 is 62725252.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25252723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6313180 + ... + 6313183.

It is an arithmetic number, because the mean of its divisors is an integer number (9469773).

Almost surely, 2^25252726 is an apocalyptic number.

25252726 is a deficient number, since it is larger than the sum of its proper divisors (12626366).

25252726 is a wasteful number, since it uses less digits than its factorization.

25252726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12626365.

The product of its digits is 16800, while the sum is 31.

The square root of 25252726 is about 5025.2090503779. The cubic root of 25252726 is about 293.3837726051.

Adding to 25252726 its reverse (62725252), we get a palindrome (87977978).

The spelling of 25252726 in words is "twenty-five million, two hundred fifty-two thousand, seven hundred twenty-six".