26949843 has 12 divisors (see below), whose sum is σ = 39588120. Its totient is φ = 17661696.

The previous prime is 26949829. The next prime is 26949869. The reversal of 26949843 is 34894962.

It is not a de Polignac number, because 26949843 - 2⁴ = 26949827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26949803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24846 + ... + 25907.

It is an arithmetic number, because the mean of its divisors is an integer number (3299010).

Almost surely, 2^26949843 is an apocalyptic number.

26949843 is a deficient number, since it is larger than the sum of its proper divisors (12638277).

26949843 is a wasteful number, since it uses less digits than its factorization.

26949843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50818 (or 50815 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 26949843 is about 5191.3238196052. The cubic root of 26949843 is about 299.8141181836.

The spelling of 26949843 in words is "twenty-six million, nine hundred forty-nine thousand, eight hundred forty-three".