6219804349 has 4 divisors (see below), whose sum is σ = 6785241120. Its totient is φ = 5654367580.

The previous prime is 6219804301. The next prime is 6219804401. The reversal of 6219804349 is 9434089126.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6219804349 - 2²⁹ = 5682933437 is a prime.

It is a super-2 number, since 2×6219804349² = 77371932279678627602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6219804299 and 6219804308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6219804649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282718369 + ... + 282718390.

It is an arithmetic number, because the mean of its divisors is an integer number (1696310280).

Almost surely, 2^6219804349 is an apocalyptic number.

It is an amenable number.

6219804349 is a deficient number, since it is larger than the sum of its proper divisors (565436771).

6219804349 is a wasteful number, since it uses less digits than its factorization.

6219804349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565436770.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 6219804349 is about 78865.7362166866. The cubic root of 6219804349 is about 1839.0445130710.

The spelling of 6219804349 in words is "six billion, two hundred nineteen million, eight hundred four thousand, three hundred forty-nine".