16880345 has 8 divisors (see below), whose sum is σ = 20290176. Its totient is φ = 13481776.

The previous prime is 16880333. The next prime is 16880351. The reversal of 16880345 is 54308861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16880345 - 2¹⁰ = 16879321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 944 + ... + 5886.

It is an arithmetic number, because the mean of its divisors is an integer number (2536272).

Almost surely, 2^16880345 is an apocalyptic number.

It is an amenable number.

16880345 is a deficient number, since it is larger than the sum of its proper divisors (3409831).

16880345 is an equidigital number, since it uses as much as digits as its factorization.

16880345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 16880345 is about 4108.5697024634. The cubic root of 16880345 is about 256.5234700952.

The spelling of 16880345 in words is "sixteen million, eight hundred eighty thousand, three hundred forty-five".