42322012 has 6 divisors (see below), whose sum is σ = 74063528. Its totient is φ = 21161004.

The previous prime is 42321997. The next prime is 42322067. The reversal of 42322012 is 21022324.

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, 5290248 + ... + 5290255.

Almost surely, 2^42322012 is an apocalyptic number.

It is an amenable number.

42322012 is a deficient number, since it is larger than the sum of its proper divisors (31741516).

42322012 is a wasteful number, since it uses less digits than its factorization.

42322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10580507 (or 10580505 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42322012 is about 6505.5370262569. The cubic root of 42322012 is about 348.4887548201.

Adding to 42322012 its reverse (21022324), we get a palindrome (63344336).

The spelling of 42322012 in words is "forty-two million, three hundred twenty-two thousand, twelve".