42321146 has 16 divisors (see below), whose sum is σ = 72663360. Its totient is φ = 18109440.

The previous prime is 42321137. The next prime is 42321187. The reversal of 42321146 is 64112324.

42321146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 8801 + ... + 12731.

It is an arithmetic number, because the mean of its divisors is an integer number (4541460).

Almost surely, 2^42321146 is an apocalyptic number.

42321146 is a deficient number, since it is larger than the sum of its proper divisors (30342214).

42321146 is a wasteful number, since it uses less digits than its factorization.

42321146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709.

The product of its digits is 1152, while the sum is 23.

The square root of 42321146 is about 6505.4704672299. The cubic root of 42321146 is about 348.4863778591.

The spelling of 42321146 in words is "forty-two million, three hundred twenty-one thousand, one hundred forty-six".