16226508 has 12 divisors (see below), whose sum is σ = 37861880. Its totient is φ = 5408832.

The previous prime is 16226501. The next prime is 16226519. The reversal of 16226508 is 80562261.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (16226501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676093 + ... + 676116.

Almost surely, 2^16226508 is an apocalyptic number.

It is an amenable number.

16226508 is an abundant number, since it is smaller than the sum of its proper divisors (21635372).

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

16226508 is a wasteful number, since it uses less digits than its factorization.

16226508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352216 (or 1352214 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 16226508 is about 4028.2139963016. The cubic root of 16226508 is about 253.1677349581.

Adding to 16226508 its reverse (80562261), we get a palindrome (96788769).

The spelling of 16226508 in words is "sixteen million, two hundred twenty-six thousand, five hundred eight".