26704045 has 4 divisors (see below), whose sum is σ = 32044860. Its totient is φ = 21363232.

The previous prime is 26704039. The next prime is 26704061. The reversal of 26704045 is 54040762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54040762 = 2 ⋅27020381.

It can be written as a sum of positive squares in 2 ways, for example, as 7502121 + 19201924 = 2739^2 + 4382^2 .

It is a cyclic number.

It is not a de Polignac number, because 26704045 - 2⁷ = 26703917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2670400 + ... + 2670409.

It is an arithmetic number, because the mean of its divisors is an integer number (8011215).

Almost surely, 2^26704045 is an apocalyptic number.

It is an amenable number.

26704045 is a deficient number, since it is larger than the sum of its proper divisors (5340815).

26704045 is an equidigital number, since it uses as much as digits as its factorization.

26704045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340814.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 26704045 is about 5167.5956691676. The cubic root of 26704045 is about 298.8998408013.

The spelling of 26704045 in words is "twenty-six million, seven hundred four thousand, forty-five".