3783218049 has 16 divisors (see below), whose sum is σ = 6035904000. Its totient is φ = 2328133968.

The previous prime is 3783218039. The next prime is 3783218053. The reversal of 3783218049 is 9408123873.

It is not a de Polignac number, because 3783218049 - 2¹⁷ = 3783086977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3783217995 and 3783218013.

It is not an unprimeable number, because it can be changed into a prime (3783218009) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5388849 + ... + 5389550.

It is an arithmetic number, because the mean of its divisors is an integer number (377244000).

Almost surely, 2^3783218049 is an apocalyptic number.

3783218049 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3783218049 is a deficient number, since it is larger than the sum of its proper divisors (2252685951).

3783218049 is a wasteful number, since it uses less digits than its factorization.

3783218049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10778421 (or 10778415 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 3783218049 is about 61507.8698135450. The cubic root of 3783218049 is about 1558.1901607362.

The spelling of 3783218049 in words is "three billion, seven hundred eighty-three million, two hundred eighteen thousand, forty-nine".