6229999 has 4 divisors (see below), whose sum is σ = 6248200. Its totient is φ = 6211800.

The previous prime is 6229957. The next prime is 6230017. The reversal of 6229999 is 9999226.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9999226 = 2 ⋅4999613.

It is a cyclic number.

It is not a de Polignac number, because 6229999 - 2¹⁷ = 6098927 is a prime.

It is a Duffinian number.

6229999 is a modest number, since divided by 9999 gives 622 as remainder.

6229999 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6229099) 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 3 ways as a sum of consecutive naturals, for example, 8577 + ... + 9274.

It is an arithmetic number, because the mean of its divisors is an integer number (1562050).

Almost surely, 2^6229999 is an apocalyptic number.

6229999 is a deficient number, since it is larger than the sum of its proper divisors (18201).

6229999 is a wasteful number, since it uses less digits than its factorization.

6229999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18200.

The product of its digits is 157464, while the sum is 46.

The square root of 6229999 is about 2495.9965945490. The cubic root of 6229999 is about 184.0048734532.

The spelling of 6229999 in words is "six million, two hundred twenty-nine thousand, nine hundred ninety-nine".