26254045 has 4 divisors (see below), whose sum is σ = 31504860. Its totient is φ = 21003232.

The previous prime is 26254043. The next prime is 26254049. The reversal of 26254045 is 54045262.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19342404 + 6911641 = 4398^2 + 2629^2 .

It is a cyclic number.

It is not a de Polignac number, because 26254045 - 2¹ = 26254043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26254043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2625400 + ... + 2625409.

It is an arithmetic number, because the mean of its divisors is an integer number (7876215).

Almost surely, 2^26254045 is an apocalyptic number.

It is an amenable number.

26254045 is a deficient number, since it is larger than the sum of its proper divisors (5250815).

26254045 is an equidigital number, since it uses as much as digits as its factorization.

26254045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250814.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 26254045 is about 5123.8701193531. The cubic root of 26254045 is about 297.2113623553.

It can be divided in two parts, 2625 and 4045, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 26254045 in words is "twenty-six million, two hundred fifty-four thousand, forty-five".