3219782349 has 8 divisors (see below), whose sum is σ = 4906335040. Its totient is φ = 1839875616.

The previous prime is 3219782347. The next prime is 3219782411. The reversal of 3219782349 is 9432879123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3219782349 - 2¹ = 3219782347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3219782298 and 3219782307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3219782341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76661464 + ... + 76661505.

It is an arithmetic number, because the mean of its divisors is an integer number (613291880).

Almost surely, 2^3219782349 is an apocalyptic number.

It is an amenable number.

3219782349 is a deficient number, since it is larger than the sum of its proper divisors (1686552691).

3219782349 is a wasteful number, since it uses less digits than its factorization.

3219782349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153322979.

The product of its digits is 653184, while the sum is 48.

The square root of 3219782349 is about 56743.1260065922. The cubic root of 3219782349 is about 1476.6429799551.

The spelling of 3219782349 in words is "three billion, two hundred nineteen million, seven hundred eighty-two thousand, three hundred forty-nine".