16222248 has 64 divisors (see below), whose sum is σ = 51504000. Its totient is φ = 4634496.

The previous prime is 16222211. The next prime is 16222259. The reversal of 16222248 is 84222261.

It is a happy number.

It is a super-2 number, since 2×16222248² = 526322660347008, which contains 22 as substring.

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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3853 + ... + 6876.

It is an arithmetic number, because the mean of its divisors is an integer number (804750).

Almost surely, 2^16222248 is an apocalyptic number.

16222248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16222248 is an abundant number, since it is smaller than the sum of its proper divisors (35281752).

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

16222248 is a wasteful number, since it uses less digits than its factorization.

16222248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10751 (or 10741 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 16222248 is about 4027.6851912730. The cubic root of 16222248 is about 253.1455780253.

The spelling of 16222248 in words is "sixteen million, two hundred twenty-two thousand, two hundred forty-eight".