16366244 has 6 divisors (see below), whose sum is σ = 28640934. Its totient is φ = 8183120.

The previous prime is 16366219. The next prime is 16366249. The reversal of 16366244 is 44266361.

It can be written as a sum of positive squares in only one way, i.e., 10176100 + 6190144 = 3190^2 + 2488^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16366244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16366249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045777 + ... + 2045784.

It is an arithmetic number, because the mean of its divisors is an integer number (4773489).

Almost surely, 2^16366244 is an apocalyptic number.

It is an amenable number.

16366244 is a deficient number, since it is larger than the sum of its proper divisors (12274690).

16366244 is a wasteful number, since it uses less digits than its factorization.

16366244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4091565 (or 4091563 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 16366244 is about 4045.5214744208. The cubic root of 16366244 is about 253.8923841962.

The spelling of 16366244 in words is "sixteen million, three hundred sixty-six thousand, two hundred forty-four".