16216244 has 12 divisors (see below), whose sum is σ = 30958368. Its totient is φ = 7371000.

The previous prime is 16216241. The next prime is 16216247. The reversal of 16216244 is 44261261.

It is an interprime number because it is at equal distance from previous prime (16216241) and next prime (16216247).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16216241) 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, 184232 + ... + 184319.

It is an arithmetic number, because the mean of its divisors is an integer number (2579864).

Almost surely, 2^16216244 is an apocalyptic number.

It is an amenable number.

16216244 is a deficient number, since it is larger than the sum of its proper divisors (14742124).

16216244 is a wasteful number, since it uses less digits than its factorization.

16216244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368566 (or 368564 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 16216244 is about 4026.9397810248. The cubic root of 16216244 is about 253.1143436859.

The spelling of 16216244 in words is "sixteen million, two hundred sixteen thousand, two hundred forty-four".