16444956 has 96 divisors (see below), whose sum is σ = 45158400. Its totient is φ = 4605120.

The previous prime is 16444919. The next prime is 16444993. The reversal of 16444956 is 65944461.

It is an interprime number because it is at equal distance from previous prime (16444919) and next prime (16444993).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198091 + ... + 198173.

It is an arithmetic number, because the mean of its divisors is an integer number (470400).

Almost surely, 2^16444956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16444956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22579200).

16444956 is an abundant number, since it is smaller than the sum of its proper divisors (28713444).

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

16444956 is a wasteful number, since it uses less digits than its factorization.

16444956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 197 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 16444956 is about 4055.2380941198. The cubic root of 16444956 is about 254.2987577248.

The spelling of 16444956 in words is "sixteen million, four hundred forty-four thousand, nine hundred fifty-six".