26218045 has 16 divisors (see below), whose sum is σ = 37520640. Its totient is φ = 17195904.

The previous prime is 26218039. The next prime is 26218079. The reversal of 26218045 is 54081262.

It is not a de Polignac number, because 26218045 - 2³ = 26218037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15480 + ... + 17089.

It is an arithmetic number, because the mean of its divisors is an integer number (2345040).

Almost surely, 2^26218045 is an apocalyptic number.

It is an amenable number.

26218045 is a deficient number, since it is larger than the sum of its proper divisors (11302595).

26218045 is a wasteful number, since it uses less digits than its factorization.

26218045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32604.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 26218045 is about 5120.3559446585. The cubic root of 26218045 is about 297.0754530980.

The spelling of 26218045 in words is "twenty-six million, two hundred eighteen thousand, forty-five".