16659122 has 8 divisors (see below), whose sum is σ = 25412400. Its totient is φ = 8188324.

The previous prime is 16659077. The next prime is 16659127. The reversal of 16659122 is 22195661.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16659127) 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, 70472 + ... + 70707.

It is an arithmetic number, because the mean of its divisors is an integer number (3176550).

Almost surely, 2^16659122 is an apocalyptic number.

16659122 is a deficient number, since it is larger than the sum of its proper divisors (8753278).

16659122 is a wasteful number, since it uses less digits than its factorization.

16659122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141240.

The product of its digits is 6480, while the sum is 32.

The square root of 16659122 is about 4081.5587708619. The cubic root of 16659122 is about 255.3979279855.

The spelling of 16659122 in words is "sixteen million, six hundred fifty-nine thousand, one hundred twenty-two".