1839273142 has 32 divisors (see below), whose sum is σ = 3238912512. Its totient is φ = 766934784.

The previous prime is 1839273133. The next prime is 1839273157. The reversal of 1839273142 is 2413729381.

It is a junction number, because it is equal to n+sod(n) for n = 1839273095 and 1839273104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152518 + ... + 164134.

It is an arithmetic number, because the mean of its divisors is an integer number (101216016).

Almost surely, 2^1839273142 is an apocalyptic number.

1839273142 is a deficient number, since it is larger than the sum of its proper divisors (1399639370).

1839273142 is a wasteful number, since it uses less digits than its factorization.

1839273142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11932.

The product of its digits is 72576, while the sum is 40.

The square root of 1839273142 is about 42886.7478599159. The cubic root of 1839273142 is about 1225.2237585427.

The spelling of 1839273142 in words is "one billion, eight hundred thirty-nine million, two hundred seventy-three thousand, one hundred forty-two".