38463729 has 8 divisors (see below), whose sum is σ = 51793152. Its totient is φ = 25388400.

The previous prime is 38463721. The next prime is 38463739. The reversal of 38463729 is 92736483.

38463729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 38463729 - 2³ = 38463721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38463721) 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, 63169 + ... + 63774.

It is an arithmetic number, because the mean of its divisors is an integer number (6474144).

Almost surely, 2^38463729 is an apocalyptic number.

It is an amenable number.

38463729 is a deficient number, since it is larger than the sum of its proper divisors (13329423).

38463729 is a wasteful number, since it uses less digits than its factorization.

38463729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127047.

The product of its digits is 217728, while the sum is 42.

The square root of 38463729 is about 6201.9133338027. The cubic root of 38463729 is about 337.5595988027.

The spelling of 38463729 in words is "thirty-eight million, four hundred sixty-three thousand, seven hundred twenty-nine".