16444080 has 160 divisors (see below), whose sum is σ = 59281920. Its totient is φ = 4181760.

The previous prime is 16444079. The next prime is 16444091. The reversal of 16444080 is 8044461.

It is a super-3 number, since 3×16444080³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 49515 + ... + 49845.

It is an arithmetic number, because the mean of its divisors is an integer number (370512).

Almost surely, 2^16444080 is an apocalyptic number.

16444080 is a gapful number since it is divisible by the number (10) 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 16444080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29640960).

16444080 is an abundant number, since it is smaller than the sum of its proper divisors (42837840).

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

16444080 is a wasteful number, since it uses less digits than its factorization.

16444080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 16444080 is about 4055.1300842266. The cubic root of 16444080 is about 254.2942422639.

It can be divided in two parts, 164 and 44080, that added together give a palindrome (44244).

The spelling of 16444080 in words is "sixteen million, four hundred forty-four thousand, eighty".