6429738229 has 8 divisors (see below), whose sum is σ = 6496139520. Its totient is φ = 6363413616.

The previous prime is 6429738199. The next prime is 6429738257. The reversal of 6429738229 is 9228379246.

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 6429738229 - 2⁵ = 6429738197 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 (6429738829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157764 + ... + 194290.

It is an arithmetic number, because the mean of its divisors is an integer number (812017440).

Almost surely, 2^6429738229 is an apocalyptic number.

It is an amenable number.

6429738229 is a deficient number, since it is larger than the sum of its proper divisors (66401291).

6429738229 is a wasteful number, since it uses less digits than its factorization.

6429738229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38339.

The product of its digits is 2612736, while the sum is 52.

The square root of 6429738229 is about 80185.6485226627. The cubic root of 6429738229 is about 1859.5067706907.

The spelling of 6429738229 in words is "six billion, four hundred twenty-nine million, seven hundred thirty-eight thousand, two hundred twenty-nine".