26223864 has 32 divisors (see below), whose sum is σ = 68411520. Its totient is φ = 8361056.

The previous prime is 26223833. The next prime is 26223871. The reversal of 26223864 is 46832262.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23202 + ... + 24305.

It is an arithmetic number, because the mean of its divisors is an integer number (2137860).

Almost surely, 2^26223864 is an apocalyptic number.

26223864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26223864 is an abundant number, since it is smaller than the sum of its proper divisors (42187656).

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

26223864 is a wasteful number, since it uses less digits than its factorization.

26223864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47539 (or 47535 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 26223864 is about 5120.9241353490. The cubic root of 26223864 is about 297.0974297453.

The spelling of 26223864 in words is "twenty-six million, two hundred twenty-three thousand, eight hundred sixty-four".