42066014 has 4 divisors (see below), whose sum is σ = 63099024. Its totient is φ = 21033006.

The previous prime is 42065983. The next prime is 42066023. The reversal of 42066014 is 41066024.

It is a happy number.

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

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 as a sum of consecutive naturals, namely, 10516502 + ... + 10516505.

It is an arithmetic number, because the mean of its divisors is an integer number (15774756).

Almost surely, 2^42066014 is an apocalyptic number.

42066014 is a deficient number, since it is larger than the sum of its proper divisors (21033010).

42066014 is a wasteful number, since it uses less digits than its factorization.

42066014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21033009.

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

The square root of 42066014 is about 6485.8317893698. The cubic root of 42066014 is about 347.7846853661.

It can be divided in two parts, 4206601 and 4, that multiplied together give a square (16826404 = 4102²).

The spelling of 42066014 in words is "forty-two million, sixty-six thousand, fourteen".