26864464 has 20 divisors (see below), whose sum is σ = 56782080. Its totient is φ = 12211040.

The previous prime is 26864459. The next prime is 26864489. The reversal of 26864464 is 46446862.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 76144 + ... + 76495.

It is an arithmetic number, because the mean of its divisors is an integer number (2839104).

Almost surely, 2^26864464 is an apocalyptic number.

It is an amenable number.

26864464 is an abundant number, since it is smaller than the sum of its proper divisors (29917616).

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

26864464 is a wasteful number, since it uses less digits than its factorization.

26864464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152658 (or 152652 counting only the distinct ones).

The product of its digits is 221184, while the sum is 40.

The square root of 26864464 is about 5183.0940566422. The cubic root of 26864464 is about 299.4971725007.

The spelling of 26864464 in words is "twenty-six million, eight hundred sixty-four thousand, four hundred sixty-four".