16226442 has 24 divisors (see below), whose sum is σ = 35605440. Its totient is φ = 5339880.

The previous prime is 16226429. The next prime is 16226459. The reversal of 16226442 is 24462261.

16226442 is a `hidden beast` number, since 16 + 2 + 2 + 644 + 2 = 666.

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 11 ways as a sum of consecutive naturals, for example, 4284 + ... + 7127.

It is an arithmetic number, because the mean of its divisors is an integer number (1483560).

Almost surely, 2^16226442 is an apocalyptic number.

16226442 is an abundant number, since it is smaller than the sum of its proper divisors (19378998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16226442 is a wasteful number, since it uses less digits than its factorization.

16226442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11498 (or 11495 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 16226442 is about 4028.2058040770. The cubic root of 16226442 is about 253.1673917113.

The spelling of 16226442 in words is "sixteen million, two hundred twenty-six thousand, four hundred forty-two".