16073280 has 84 divisors (see below), whose sum is σ = 55295292. Its totient is φ = 4285440.

The previous prime is 16073273. The next prime is 16073303. The reversal of 16073280 is 8237061.

It can be written as a sum of positive squares in 2 ways, for example, as 5419584 + 10653696 = 2328^2 + 3264^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90 + ... + 5670.

Almost surely, 2^16073280 is an apocalyptic number.

16073280 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 16073280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27647646).

16073280 is an abundant number, since it is smaller than the sum of its proper divisors (39222012).

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

16073280 is a wasteful number, since it uses less digits than its factorization.

16073280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604 (or 5591 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 16073280 is about 4009.1495357494. The cubic root of 16073280 is about 252.3683200603.

The spelling of 16073280 in words is "sixteen million, seventy-three thousand, two hundred eighty".