42216014 has 4 divisors (see below), whose sum is σ = 63324024. Its totient is φ = 21108006.

The previous prime is 42216007. The next prime is 42216023. The reversal of 42216014 is 41061224.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 10554002 + ... + 10554005.

It is an arithmetic number, because the mean of its divisors is an integer number (15831006).

Almost surely, 2^42216014 is an apocalyptic number.

42216014 is a deficient number, since it is larger than the sum of its proper divisors (21108010).

42216014 is a wasteful number, since it uses less digits than its factorization.

42216014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21108009.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 42216014 is about 6497.3851663573. The cubic root of 42216014 is about 348.1975746438.

Adding to 42216014 its reverse (41061224), we get a palindrome (83277238).

The spelling of 42216014 in words is "forty-two million, two hundred sixteen thousand, fourteen".