1838342 has 8 divisors (see below), whose sum is σ = 3008232. Its totient is φ = 835600.

The previous prime is 1838341. The next prime is 1838371. The reversal of 1838342 is 2438381.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1838341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41759 + ... + 41802.

It is an arithmetic number, because the mean of its divisors is an integer number (376029).

2^1838342 is an apocalyptic number.

1838342 is a deficient number, since it is larger than the sum of its proper divisors (1169890).

1838342 is a wasteful number, since it uses less digits than its factorization.

1838342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83574.

The product of its digits is 4608, while the sum is 29.

The square root of 1838342 is about 1355.8547119806. The cubic root of 1838342 is about 122.5016964918.

The spelling of 1838342 in words is "one million, eight hundred thirty-eight thousand, three hundred forty-two".