26791234 has 4 divisors (see below), whose sum is σ = 40186854. Its totient is φ = 13395616.

The previous prime is 26791231. The next prime is 26791241. The reversal of 26791234 is 43219762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43219762 = 2 ⋅21609881.

It can be written as a sum of positive squares in only one way, i.e., 26780625 + 10609 = 5175^2 + 103^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26791234.

It is not an unprimeable number, because it can be changed into a prime (26791231) 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 as a sum of consecutive naturals, namely, 6697807 + ... + 6697810.

Almost surely, 2^26791234 is an apocalyptic number.

26791234 is a deficient number, since it is larger than the sum of its proper divisors (13395620).

26791234 is a wasteful number, since it uses less digits than its factorization.

26791234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13395619.

The product of its digits is 18144, while the sum is 34.

The square root of 26791234 is about 5176.0249226602. The cubic root of 26791234 is about 299.2247911555.

It can be divided in two parts, 2 and 6791234, that added together give a square (6791236 = 2606²).

The spelling of 26791234 in words is "twenty-six million, seven hundred ninety-one thousand, two hundred thirty-four".