16344080 has 20 divisors (see below), whose sum is σ = 38000172. Its totient is φ = 6537600.

The previous prime is 16344077. The next prime is 16344113. The reversal of 16344080 is 8044361.

It can be written as a sum of positive squares in 2 ways, for example, as 12166144 + 4177936 = 3488^2 + 2044^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102071 + ... + 102230.

Almost surely, 2^16344080 is an apocalyptic number.

16344080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16344080 is an abundant number, since it is smaller than the sum of its proper divisors (21656092).

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

16344080 is a wasteful number, since it uses less digits than its factorization.

16344080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204314 (or 204308 counting only the distinct ones).

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

The square root of 16344080 is about 4042.7812208924. The cubic root of 16344080 is about 253.7777210932. Note that the first 4 decimals are identical.

The spelling of 16344080 in words is "sixteen million, three hundred forty-four thousand, eighty".