42022156 has 24 divisors (see below), whose sum is σ = 80410176. Its totient is φ = 19056720.

The previous prime is 42022111. The next prime is 42022159. The reversal of 42022156 is 65122024.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (42022159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25015 + ... + 26641.

It is an arithmetic number, because the mean of its divisors is an integer number (3350424).

Almost surely, 2^42022156 is an apocalyptic number.

It is an amenable number.

42022156 is a deficient number, since it is larger than the sum of its proper divisors (38388020).

42022156 is a wasteful number, since it uses less digits than its factorization.

42022156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229 (or 2227 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 42022156 is about 6482.4498455445. The cubic root of 42022156 is about 347.6637766378.

The spelling of 42022156 in words is "forty-two million, twenty-two thousand, one hundred fifty-six".