16226622 has 16 divisors (see below), whose sum is σ = 36059280. Its totient is φ = 5408856.

The previous prime is 16226621. The next prime is 16226677. The reversal of 16226622 is 22662261.

16226622 is a `hidden beast` number, since 16 + 2 + 26 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16226621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150193 + ... + 150300.

It is an arithmetic number, because the mean of its divisors is an integer number (2253705).

Almost surely, 2^16226622 is an apocalyptic number.

16226622 is an abundant number, since it is smaller than the sum of its proper divisors (19832658).

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

16226622 is a wasteful number, since it uses less digits than its factorization.

16226622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300504 (or 300498 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 16226622 is about 4028.2281464684. The cubic root of 16226622 is about 253.1683278368.

Adding to 16226622 its reverse (22662261), we get a palindrome (38888883).

The spelling of 16226622 in words is "sixteen million, two hundred twenty-six thousand, six hundred twenty-two".