26513166 has 16 divisors (see below), whose sum is σ = 56145744. Its totient is φ = 8317824.

The previous prime is 26513161. The next prime is 26513171. The reversal of 26513166 is 66131562.

It is an interprime number because it is at equal distance from previous prime (26513161) and next prime (26513171).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26513161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129865 + ... + 130068.

It is an arithmetic number, because the mean of its divisors is an integer number (3509109).

Almost surely, 2^26513166 is an apocalyptic number.

26513166 is an abundant number, since it is smaller than the sum of its proper divisors (29632578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26513166 is a wasteful number, since it uses less digits than its factorization.

26513166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259955.

The product of its digits is 6480, while the sum is 30.

The square root of 26513166 is about 5149.0937066633. The cubic root of 26513166 is about 298.1859641333.

It can be divided in two parts, 265 and 13166, that added together give a palindrome (13431).

The spelling of 26513166 in words is "twenty-six million, five hundred thirteen thousand, one hundred sixty-six".