26816442 has 16 divisors (see below), whose sum is σ = 53684640. Its totient is φ = 8930192.

The previous prime is 26816441. The next prime is 26816443. The reversal of 26816442 is 24461862.

It is an interprime number because it is at equal distance from previous prime (26816441) and next prime (26816443).

It is not an unprimeable number, because it can be changed into a prime (26816441) 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, 9109 + ... + 11687.

It is an arithmetic number, because the mean of its divisors is an integer number (3355290).

Almost surely, 2^26816442 is an apocalyptic number.

26816442 is an abundant number, since it is smaller than the sum of its proper divisors (26868198).

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

26816442 is a wasteful number, since it uses less digits than its factorization.

26816442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317.

The product of its digits is 18432, while the sum is 33.

The square root of 26816442 is about 5178.4594234193. The cubic root of 26816442 is about 299.3186090820.

The spelling of 26816442 in words is "twenty-six million, eight hundred sixteen thousand, four hundred forty-two".