26226545 has 4 divisors (see below), whose sum is σ = 31471860. Its totient is φ = 20981232.

The previous prime is 26226521. The next prime is 26226553. The reversal of 26226545 is 54562262.

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 15124321 + 11102224 = 3889^2 + 3332^2 .

It is a cyclic number.

It is not a de Polignac number, because 26226545 - 2⁶ = 26226481 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, 2622650 + ... + 2622659.

It is an arithmetic number, because the mean of its divisors is an integer number (7867965).

Almost surely, 2^26226545 is an apocalyptic number.

It is an amenable number.

26226545 is a deficient number, since it is larger than the sum of its proper divisors (5245315).

26226545 is an equidigital number, since it uses as much as digits as its factorization.

26226545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5245314.

The product of its digits is 28800, while the sum is 32.

The square root of 26226545 is about 5121.1858978170. The cubic root of 26226545 is about 297.1075539979.

The spelling of 26226545 in words is "twenty-six million, two hundred twenty-six thousand, five hundred forty-five".