424221106 has 16 divisors (see below), whose sum is σ = 660072600. Its totient is φ = 204236928.

The previous prime is 424221089. The next prime is 424221139. The reversal of 424221106 is 601122424.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 424154025 + 67081 = 20595^2 + 259^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11830 + ... + 31438.

Almost surely, 2^424221106 is an apocalyptic number.

424221106 is a deficient number, since it is larger than the sum of its proper divisors (235851494).

424221106 is a wasteful number, since it uses less digits than its factorization.

424221106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20013.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 424221106 is about 20596.6285105111. The cubic root of 424221106 is about 751.3877157799.

The spelling of 424221106 in words is "four hundred twenty-four million, two hundred twenty-one thousand, one hundred six".