1849942 has 8 divisors (see below), whose sum is σ = 2786256. Its totient is φ = 921192.

The previous prime is 1849933. The next prime is 1849979. The reversal of 1849942 is 2499481.

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 an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1233 + ... + 2284.

It is an arithmetic number, because the mean of its divisors is an integer number (348282).

2^1849942 is an apocalyptic number.

1849942 is a deficient number, since it is larger than the sum of its proper divisors (936314).

1849942 is a wasteful number, since it uses less digits than its factorization.

1849942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782.

The product of its digits is 20736, while the sum is 37.

The square root of 1849942 is about 1360.1257294824. The cubic root of 1849942 is about 122.7588197074.

The spelling of 1849942 in words is "one million, eight hundred forty-nine thousand, nine hundred forty-two".