13826942 has 4 divisors (see below), whose sum is σ = 20740416. Its totient is φ = 6913470.

The previous prime is 13826941. The next prime is 13826947. The reversal of 13826942 is 24962831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24962831 = 83 ⋅300757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13826941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3456734 + ... + 3456737.

It is an arithmetic number, because the mean of its divisors is an integer number (5185104).

Almost surely, 2^13826942 is an apocalyptic number.

13826942 is a deficient number, since it is larger than the sum of its proper divisors (6913474).

13826942 is an equidigital number, since it uses as much as digits as its factorization.

13826942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6913473.

The product of its digits is 20736, while the sum is 35.

The square root of 13826942 is about 3718.4596273188. The cubic root of 13826942 is about 240.0170242553.

The spelling of 13826942 in words is "thirteen million, eight hundred twenty-six thousand, nine hundred forty-two".