2983278142 has 16 divisors (see below), whose sum is σ = 4887019872. Its totient is φ = 1357503840.

The previous prime is 2983278127. The next prime is 2983278223. The reversal of 2983278142 is 2418723892.

It is a junction number, because it is equal to n+sod(n) for n = 2983278092 and 2983278101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806193 + ... + 809884.

It is an arithmetic number, because the mean of its divisors is an integer number (305438742).

Almost surely, 2^2983278142 is an apocalyptic number.

2983278142 is a deficient number, since it is larger than the sum of its proper divisors (1903741730).

2983278142 is a wasteful number, since it uses less digits than its factorization.

2983278142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616163.

The product of its digits is 387072, while the sum is 46.

The square root of 2983278142 is about 54619.3934605649. The cubic root of 2983278142 is about 1439.5648990887.

The spelling of 2983278142 in words is "two billion, nine hundred eighty-three million, two hundred seventy-eight thousand, one hundred forty-two".