13843442 has 8 divisors (see below), whose sum is σ = 20783196. Its totient is φ = 6915712.

The previous prime is 13843433. The next prime is 13843451. The reversal of 13843442 is 24434831.

It is an interprime number because it is at equal distance from previous prime (13843433) and next prime (13843451).

It can be written as a sum of positive squares in 2 ways, for example, as 13623481 + 219961 = 3691^2 + 469^2 .

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

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, 878 + ... + 5334.

Almost surely, 2^13843442 is an apocalyptic number.

13843442 is a deficient number, since it is larger than the sum of its proper divisors (6939754).

13843442 is a wasteful number, since it uses less digits than its factorization.

13843442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012.

The product of its digits is 9216, while the sum is 29.

The square root of 13843442 is about 3720.6776264546. The cubic root of 13843442 is about 240.1124588700.

The spelling of 13843442 in words is "thirteen million, eight hundred forty-three thousand, four hundred forty-two".