42228182 has 8 divisors (see below), whose sum is σ = 63423000. Its totient is φ = 21087184.

The previous prime is 42228181. The next prime is 42228209. The reversal of 42228182 is 28182224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42228181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11432 + ... + 14667.

It is an arithmetic number, because the mean of its divisors is an integer number (7927875).

Almost surely, 2^42228182 is an apocalyptic number.

42228182 is a deficient number, since it is larger than the sum of its proper divisors (21194818).

42228182 is a wasteful number, since it uses less digits than its factorization.

42228182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26910.

The product of its digits is 4096, while the sum is 29.

The square root of 42228182 is about 6498.3214755812. The cubic root of 42228182 is about 348.2310253077.

The spelling of 42228182 in words is "forty-two million, two hundred twenty-eight thousand, one hundred eighty-two".