42663322 has 32 divisors (see below), whose sum is σ = 73684800. Its totient is φ = 18361728.

The previous prime is 42663311. The next prime is 42663343. The reversal of 42663322 is 22336624.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32454 + ... + 33742.

It is an arithmetic number, because the mean of its divisors is an integer number (2302650).

Almost surely, 2^42663322 is an apocalyptic number.

42663322 is a deficient number, since it is larger than the sum of its proper divisors (31021478).

42663322 is a wasteful number, since it uses less digits than its factorization.

42663322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390.

The product of its digits is 10368, while the sum is 28.

The square root of 42663322 is about 6531.7166196950. The cubic root of 42663322 is about 349.4230549201.

Adding to 42663322 its reverse (22336624), we get a palindrome (64999946).

The spelling of 42663322 in words is "forty-two million, six hundred sixty-three thousand, three hundred twenty-two".