1840048942 has 8 divisors (see below), whose sum is σ = 2764777176. Its totient is φ = 918456552.

The previous prime is 1840048909. The next prime is 1840048979. The reversal of 1840048942 is 2498400481.

It is a happy number.

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 = 1840048895 and 1840048904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782493 + ... + 784840.

It is an arithmetic number, because the mean of its divisors is an integer number (345597147).

Almost surely, 2^1840048942 is an apocalyptic number.

1840048942 is a deficient number, since it is larger than the sum of its proper divisors (924728234).

1840048942 is a wasteful number, since it uses less digits than its factorization.

1840048942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567922.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 1840048942 is about 42895.7916583900. The cubic root of 1840048942 is about 1225.3959995869.

The spelling of 1840048942 in words is "one billion, eight hundred forty million, forty-eight thousand, nine hundred forty-two".