42322244 has 6 divisors (see below), whose sum is σ = 74063934. Its totient is φ = 21161120.

The previous prime is 42322243. The next prime is 42322271. The reversal of 42322244 is 44222324.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 17322244 = 5000^2 + 4162^2 .

It is not an unprimeable number, because it can be changed into a prime (42322243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5290277 + ... + 5290284.

It is an arithmetic number, because the mean of its divisors is an integer number (12343989).

Almost surely, 2^42322244 is an apocalyptic number.

It is an amenable number.

42322244 is a deficient number, since it is larger than the sum of its proper divisors (31741690).

42322244 is a wasteful number, since it uses less digits than its factorization.

42322244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10580565 (or 10580563 counting only the distinct ones).

The product of its digits is 3072, while the sum is 23.

The square root of 42322244 is about 6505.5548571970. The cubic root of 42322244 is about 348.4893915986.

Adding to 42322244 its reverse (44222324), we get a palindrome (86544568).

The spelling of 42322244 in words is "forty-two million, three hundred twenty-two thousand, two hundred forty-four".