16197244 has 36 divisors (see below), whose sum is σ = 34416144. Its totient is φ = 6638016.

The previous prime is 16197241. The next prime is 16197263. The reversal of 16197244 is 44279161.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16197241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2712 + ... + 6304.

It is an arithmetic number, because the mean of its divisors is an integer number (956004).

Almost surely, 2^16197244 is an apocalyptic number.

16197244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16197244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17208072).

16197244 is an abundant number, since it is smaller than the sum of its proper divisors (18218900).

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

16197244 is a wasteful number, since it uses less digits than its factorization.

16197244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634 (or 3625 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 16197244 is about 4024.5799780847. The cubic root of 16197244 is about 253.0154500087.

The spelling of 16197244 in words is "sixteen million, one hundred ninety-seven thousand, two hundred forty-four".