16159044 has 96 divisors (see below), whose sum is σ = 45964800. Its totient is φ = 4354560.

The previous prime is 16159037. The next prime is 16159051. The reversal of 16159044 is 44095161.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16159037) and next prime (16159051).

It is a super-2 number, since 2×16159044² = 522229405987872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42447 + ... + 42825.

It is an arithmetic number, because the mean of its divisors is an integer number (478800).

Almost surely, 2^16159044 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 16159044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22982400).

16159044 is an abundant number, since it is smaller than the sum of its proper divisors (29805756).

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

16159044 is a wasteful number, since it uses less digits than its factorization.

16159044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 16159044 is about 4019.8313397455. The cubic root of 16159044 is about 252.8163873704.

The spelling of 16159044 in words is "sixteen million, one hundred fifty-nine thousand, forty-four".