16798080 has 128 divisors (see below), whose sum is σ = 57748320. Its totient is φ = 4128768.

The previous prime is 16798049. The next prime is 16798081. The reversal of 16798080 is 8089761.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16798081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24624 + ... + 25296.

Almost surely, 2^16798080 is an apocalyptic number.

16798080 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 16798080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28874160).

16798080 is an abundant number, since it is smaller than the sum of its proper divisors (40950240).

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

16798080 is a wasteful number, since it uses less digits than its factorization.

16798080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 16798080 is about 4098.5460836741. The cubic root of 16798080 is about 256.1060758321.

The spelling of 16798080 in words is "sixteen million, seven hundred ninety-eight thousand, eighty".