16272222 has 8 divisors (see below), whose sum is σ = 32544456. Its totient is φ = 5424072.

The previous prime is 16272197. The next prime is 16272229. The reversal of 16272222 is 22227261.

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

16272222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 16272192 and 16272201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16272229) 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, 1356013 + ... + 1356024.

It is an arithmetic number, because the mean of its divisors is an integer number (4068057).

Almost surely, 2^16272222 is an apocalyptic number.

16272222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16272222 is a wasteful number, since it uses less digits than its factorization.

16272222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2712042.

The product of its digits is 1344, while the sum is 24.

The square root of 16272222 is about 4033.8842323498. The cubic root of 16272222 is about 253.4052569713.

Adding to 16272222 its reverse (22227261), we get a palindrome (38499483).

The spelling of 16272222 in words is "sixteen million, two hundred seventy-two thousand, two hundred twenty-two".