26318725 has 12 divisors (see below), whose sum is σ = 32755716. Its totient is φ = 20977280.

The previous prime is 26318723. The next prime is 26318749. The reversal of 26318725 is 52781362.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 42849 + 26275876 = 207^2 + 5126^2 .

It is not a de Polignac number, because 26318725 - 2¹ = 26318723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26318723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5529 + ... + 9121.

It is an arithmetic number, because the mean of its divisors is an integer number (2729643).

Almost surely, 2^26318725 is an apocalyptic number.

26318725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26318725 is a deficient number, since it is larger than the sum of its proper divisors (6436991).

26318725 is a wasteful number, since it uses less digits than its factorization.

26318725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896 (or 3891 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 26318725 is about 5130.1778721600. The cubic root of 26318725 is about 297.4552341842.

The spelling of 26318725 in words is "twenty-six million, three hundred eighteen thousand, seven hundred twenty-five".