74443222 has 16 divisors (see below), whose sum is σ = 127822752. Its totient is φ = 31852800.

The previous prime is 74443211. The next prime is 74443247. The reversal of 74443222 is 22234447.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5472 + ... + 13372.

It is an arithmetic number, because the mean of its divisors is an integer number (7988922).

Almost surely, 2^74443222 is an apocalyptic number.

74443222 is a deficient number, since it is larger than the sum of its proper divisors (53379530).

74443222 is a wasteful number, since it uses less digits than its factorization.

74443222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8583.

The product of its digits is 10752, while the sum is 28.

The square root of 74443222 is about 8628.0485626821. The cubic root of 74443222 is about 420.6701734545.

Adding to 74443222 its reverse (22234447), we get a palindrome (96677669).

The spelling of 74443222 in words is "seventy-four million, four hundred forty-three thousand, two hundred twenty-two".