2184345942 has 16 divisors (see below), whose sum is σ = 4370492352. Its totient is φ = 727815240.

The previous prime is 2184345893. The next prime is 2184345983. The reversal of 2184345942 is 2495434812.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2184345894 and 2184345903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58984 + ... + 88587.

It is an arithmetic number, because the mean of its divisors is an integer number (273155772).

Almost surely, 2^2184345942 is an apocalyptic number.

2184345942 is an abundant number, since it is smaller than the sum of its proper divisors (2186146410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2184345942 is a wasteful number, since it uses less digits than its factorization.

2184345942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150043.

The product of its digits is 276480, while the sum is 42.

The square root of 2184345942 is about 46736.9868733533. The cubic root of 2184345942 is about 1297.4993233612.

The spelling of 2184345942 in words is "two billion, one hundred eighty-four million, three hundred forty-five thousand, nine hundred forty-two".