42323906 has 8 divisors (see below), whose sum is σ = 66827280. Its totient is φ = 20048148.

The previous prime is 42323899. The next prime is 42323921. The reversal of 42323906 is 60932324.

42323906 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 a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 556856 + ... + 556931.

It is an arithmetic number, because the mean of its divisors is an integer number (8353410).

Almost surely, 2^42323906 is an apocalyptic number.

42323906 is a deficient number, since it is larger than the sum of its proper divisors (24503374).

42323906 is a wasteful number, since it uses less digits than its factorization.

42323906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113808.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 42323906 is about 6505.6825929337. The cubic root of 42323906 is about 348.4939532801.

The spelling of 42323906 in words is "forty-two million, three hundred twenty-three thousand, nine hundred six".