16826880 has 160 divisors (see below), whose sum is σ = 61674624. Its totient is φ = 3833856.

The previous prime is 16826879. The next prime is 16826941. The reversal of 16826880 is 8862861.

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53604 + ... + 53916.

Almost surely, 2^16826880 is an apocalyptic number.

16826880 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 16826880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30837312).

16826880 is an abundant number, since it is smaller than the sum of its proper divisors (44847744).

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

16826880 is an equidigital number, since it uses as much as digits as its factorization.

16826880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 16826880 is about 4102.0580200675. The cubic root of 16826880 is about 256.2523553224.

The spelling of 16826880 in words is "sixteen million, eight hundred twenty-six thousand, eight hundred eighty".