16118222 has 8 divisors (see below), whose sum is σ = 24218616. Its totient is φ = 8045352.

The previous prime is 16118209. The next prime is 16118243. The reversal of 16118222 is 22281161.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5348 + ... + 7799.

It is an arithmetic number, because the mean of its divisors is an integer number (3027327).

Almost surely, 2^16118222 is an apocalyptic number.

16118222 is a deficient number, since it is larger than the sum of its proper divisors (8100394).

16118222 is a wasteful number, since it uses less digits than its factorization.

16118222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13762.

The product of its digits is 384, while the sum is 23.

The square root of 16118222 is about 4014.7505526496. The cubic root of 16118222 is about 252.6033142553.

Adding to 16118222 its reverse (22281161), we get a palindrome (38399383).

The spelling of 16118222 in words is "sixteen million, one hundred eighteen thousand, two hundred twenty-two".