42023406 has 8 divisors (see below), whose sum is σ = 84046824. Its totient is φ = 14007800.

The previous prime is 42023389. The next prime is 42023413. The reversal of 42023406 is 60432024.

42023406 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.

42023406 is an admirable number.

It is a Curzon number.

It is a congruent 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, 3501945 + ... + 3501956.

It is an arithmetic number, because the mean of its divisors is an integer number (10505853).

Almost surely, 2^42023406 is an apocalyptic number.

42023406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42023406 is a wasteful number, since it uses less digits than its factorization.

42023406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7003906.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 42023406 is about 6482.5462589942. The cubic root of 42023406 is about 347.6672238305.

The spelling of 42023406 in words is "forty-two million, twenty-three thousand, four hundred six".