16242224 has 10 divisors (see below), whose sum is σ = 31469340. Its totient is φ = 8121104.

The previous prime is 16242211. The next prime is 16242227. The reversal of 16242224 is 42224261.

It is a self number, because there is not a number n which added to its sum of digits gives 16242224.

It is not an unprimeable number, because it can be changed into a prime (16242227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507554 + ... + 507585.

It is an arithmetic number, because the mean of its divisors is an integer number (3146934).

Almost surely, 2^16242224 is an apocalyptic number.

It is an amenable number.

16242224 is a deficient number, since it is larger than the sum of its proper divisors (15227116).

16242224 is a wasteful number, since it uses less digits than its factorization.

16242224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015147 (or 1015141 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 16242224 is about 4030.1642646423. The cubic root of 16242224 is about 253.2494428293.

Adding to 16242224 its reverse (42224261), we get a palindrome (58466485).

The spelling of 16242224 in words is "sixteen million, two hundred forty-two thousand, two hundred twenty-four".