26321345 has 4 divisors (see below), whose sum is σ = 31585620. Its totient is φ = 21057072.

The previous prime is 26321329. The next prime is 26321353. The reversal of 26321345 is 54312362.

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 15713296 + 10608049 = 3964^2 + 3257^2 .

It is a cyclic number.

It is not a de Polignac number, because 26321345 - 2⁴ = 26321329 is a prime.

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, 2632130 + ... + 2632139.

It is an arithmetic number, because the mean of its divisors is an integer number (7896405).

Almost surely, 2^26321345 is an apocalyptic number.

It is an amenable number.

26321345 is a deficient number, since it is larger than the sum of its proper divisors (5264275).

26321345 is an equidigital number, since it uses as much as digits as its factorization.

26321345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5264274.

The product of its digits is 4320, while the sum is 26.

The square root of 26321345 is about 5130.4332175753. The cubic root of 26321345 is about 297.4651043033.

The spelling of 26321345 in words is "twenty-six million, three hundred twenty-one thousand, three hundred forty-five".