6229389 has 8 divisors (see below), whose sum is σ = 8667072. Its totient is φ = 3972320.

The previous prime is 6229373. The next prime is 6229393. The reversal of 6229389 is 9839226.

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

It is a cyclic number.

It is not a de Polignac number, because 6229389 - 2⁴ = 6229373 is a prime.

It is a Curzon number.

6229389 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6229319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45072 + ... + 45209.

It is an arithmetic number, because the mean of its divisors is an integer number (1083384).

Almost surely, 2^6229389 is an apocalyptic number.

6229389 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

It is an amenable number.

6229389 is a deficient number, since it is larger than the sum of its proper divisors (2437683).

6229389 is a wasteful number, since it uses less digits than its factorization.

6229389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90307.

The product of its digits is 46656, while the sum is 39.

The square root of 6229389 is about 2495.8743958781. The cubic root of 6229389 is about 183.9988677467.

It can be divided in two parts, 622 and 9389, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 6229389 in words is "six million, two hundred twenty-nine thousand, three hundred eighty-nine".