42004329 has 8 divisors (see below), whose sum is σ = 56038752. Its totient is φ = 27986400.

The previous prime is 42004321. The next prime is 42004343. The reversal of 42004329 is 92340024.

It is a happy number.

42004329 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 42004329 - 2³ = 42004321 is a prime.

42004329 is a modest number, since divided by 4329 gives 42 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 42004299 and 42004308.

It is not an unprimeable number, because it can be changed into a prime (42004321) 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, 4254 + ... + 10104.

It is an arithmetic number, because the mean of its divisors is an integer number (7004844).

Almost surely, 2^42004329 is an apocalyptic number.

It is an amenable number.

42004329 is a deficient number, since it is larger than the sum of its proper divisors (14034423).

42004329 is a wasteful number, since it uses less digits than its factorization.

42004329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 42004329 is about 6481.0746794031. The cubic root of 42004329 is about 347.6146067128.

The spelling of 42004329 in words is "forty-two million, four thousand, three hundred twenty-nine".