26742879 has 24 divisors (see below), whose sum is σ = 40360320. Its totient is φ = 17694936.

The previous prime is 26742869. The next prime is 26742929. The reversal of 26742879 is 97824762.

It is not a de Polignac number, because 26742879 - 2⁵ = 26742847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26742839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40252 + ... + 40910.

It is an arithmetic number, because the mean of its divisors is an integer number (1681680).

Almost surely, 2^26742879 is an apocalyptic number.

26742879 is a deficient number, since it is larger than the sum of its proper divisors (13617441).

26742879 is an equidigital number, since it uses as much as digits as its factorization.

26742879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 829 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 26742879 is about 5171.3517575195. The cubic root of 26742879 is about 299.0446609872.

The spelling of 26742879 in words is "twenty-six million, seven hundred forty-two thousand, eight hundred seventy-nine".