42016046 has 4 divisors (see below), whose sum is σ = 63024072. Its totient is φ = 21008022.

The previous prime is 42016043. The next prime is 42016081. The reversal of 42016046 is 64061024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42016043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10504010 + ... + 10504013.

It is an arithmetic number, because the mean of its divisors is an integer number (15756018).

Almost surely, 2^42016046 is an apocalyptic number.

42016046 is a deficient number, since it is larger than the sum of its proper divisors (21008026).

42016046 is a wasteful number, since it uses less digits than its factorization.

42016046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21008025.

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

The square root of 42016046 is about 6481.9785559658. The cubic root of 42016046 is about 347.6469257759.

The spelling of 42016046 in words is "forty-two million, sixteen thousand, forty-six".