42422322 has 16 divisors (see below), whose sum is σ = 87581952. Its totient is φ = 13684560.

The previous prime is 42422311. The next prime is 42422339. The reversal of 42422322 is 22322424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113853 + ... + 114224.

It is an arithmetic number, because the mean of its divisors is an integer number (5473872).

Almost surely, 2^42422322 is an apocalyptic number.

42422322 is an abundant number, since it is smaller than the sum of its proper divisors (45159630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42422322 is a wasteful number, since it uses less digits than its factorization.

42422322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228113.

The product of its digits is 1536, while the sum is 21.

The square root of 42422322 is about 6513.2420498550. The cubic root of 42422322 is about 348.7638624518.

Adding to 42422322 its reverse (22322424), we get a palindrome (64744746).

The spelling of 42422322 in words is "forty-two million, four hundred twenty-two thousand, three hundred twenty-two".