42050012 has 24 divisors (see below), whose sum is σ = 76659072. Its totient is φ = 20160000.

The previous prime is 42049991. The next prime is 42050039. The reversal of 42050012 is 21005024.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 12512 + ... + 15512.

It is an arithmetic number, because the mean of its divisors is an integer number (3194128).

Almost surely, 2^42050012 is an apocalyptic number.

It is an amenable number.

42050012 is a deficient number, since it is larger than the sum of its proper divisors (34609060).

42050012 is a wasteful number, since it uses less digits than its factorization.

42050012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149 (or 3147 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 42050012 is about 6484.5980600188. The cubic root of 42050012 is about 347.7405804317.

Adding to 42050012 its reverse (21005024), we get a palindrome (63055036).

The spelling of 42050012 in words is "forty-two million, fifty thousand, twelve".