26868783 has 4 divisors (see below), whose sum is σ = 35825048. Its totient is φ = 17912520.

The previous prime is 26868773. The next prime is 26868791. The reversal of 26868783 is 38786862.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26868783 - 2⁴ = 26868767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26868713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4478128 + ... + 4478133.

It is an arithmetic number, because the mean of its divisors is an integer number (8956262).

Almost surely, 2^26868783 is an apocalyptic number.

26868783 is a deficient number, since it is larger than the sum of its proper divisors (8956265).

26868783 is an equidigital number, since it uses as much as digits as its factorization.

26868783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8956264.

The product of its digits is 774144, while the sum is 48.

The square root of 26868783 is about 5183.5106829252. The cubic root of 26868783 is about 299.5132216946.

The spelling of 26868783 in words is "twenty-six million, eight hundred sixty-eight thousand, seven hundred eighty-three".