26328213 has 16 divisors (see below), whose sum is σ = 39125760. Its totient is φ = 17497728.

The previous prime is 26328193. The next prime is 26328217. The reversal of 26328213 is 31282362.

26328213 is a `hidden beast` number, since 2 + 632 + 8 + 21 + 3 = 666.

It is not a de Polignac number, because 26328213 - 2⁸ = 26327957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26328217) 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 15 ways as a sum of consecutive naturals, for example, 8581 + ... + 11237.

It is an arithmetic number, because the mean of its divisors is an integer number (2445360).

Almost surely, 2^26328213 is an apocalyptic number.

It is an amenable number.

26328213 is a deficient number, since it is larger than the sum of its proper divisors (12797547).

26328213 is a wasteful number, since it uses less digits than its factorization.

26328213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033 (or 3027 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 26328213 is about 5131.1025131057. The cubic root of 26328213 is about 297.4909744690.

The spelling of 26328213 in words is "twenty-six million, three hundred twenty-eight thousand, two hundred thirteen".