42222014 has 4 divisors (see below), whose sum is σ = 63333024. Its totient is φ = 21111006.

The previous prime is 42221989. The next prime is 42222023. The reversal of 42222014 is 41022224.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 42221983 and 42222001.

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, 10555502 + ... + 10555505.

It is an arithmetic number, because the mean of its divisors is an integer number (15833256).

Almost surely, 2^42222014 is an apocalyptic number.

42222014 is a deficient number, since it is larger than the sum of its proper divisors (21111010).

42222014 is a wasteful number, since it uses less digits than its factorization.

42222014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21111009.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 42222014 is about 6497.8468741576. The cubic root of 42222014 is about 348.2140698572.

Adding to 42222014 its reverse (41022224), we get a palindrome (83244238).

The spelling of 42222014 in words is "forty-two million, two hundred twenty-two thousand, fourteen".