26840842 has 8 divisors (see below), whose sum is σ = 46012896. Its totient is φ = 11503212.

The previous prime is 26840837. The next prime is 26840867. The reversal of 26840842 is 24804862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 26840798 and 26840807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958588 + ... + 958615.

It is an arithmetic number, because the mean of its divisors is an integer number (5751612).

Almost surely, 2^26840842 is an apocalyptic number.

26840842 is a deficient number, since it is larger than the sum of its proper divisors (19172054).

26840842 is a wasteful number, since it uses less digits than its factorization.

26840842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917212.

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 26840842 is about 5180.8148007818. The cubic root of 26840842 is about 299.4093638522.

The spelling of 26840842 in words is "twenty-six million, eight hundred forty thousand, eight hundred forty-two".