6222429 has 6 divisors (see below), whose sum is σ = 8987966. Its totient is φ = 4148280.

The previous prime is 6222421. The next prime is 6222439. The reversal of 6222429 is 9242226.

It can be written as a sum of positive squares in only one way, i.e., 5062500 + 1159929 = 2250^2 + 1077^2 .

It is not a de Polignac number, because 6222429 - 2³ = 6222421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345682 + ... + 345699.

Almost surely, 2^6222429 is an apocalyptic number.

It is an amenable number.

6222429 is a deficient number, since it is larger than the sum of its proper divisors (2765537).

6222429 is a wasteful number, since it uses less digits than its factorization.

6222429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691387 (or 691384 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 6222429 is about 2494.4797052692. The cubic root of 6222429 is about 183.9303158464.

The spelling of 6222429 in words is "six million, two hundred twenty-two thousand, four hundred twenty-nine".