16940960 has 48 divisors (see below), whose sum is σ = 40420296. Its totient is φ = 6709248.

The previous prime is 16940947. The next prime is 16940983. The reversal of 16940960 is 6904961.

It can be written as a sum of positive squares in 4 ways, for example, as 3952144 + 12988816 = 1988^2 + 3604^2 .

It is a super-2 number, since 2×16940960² = 573992251443200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16940960.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17612 + ... + 18548.

Almost surely, 2^16940960 is an apocalyptic number.

16940960 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 16940960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20210148).

16940960 is an abundant number, since it is smaller than the sum of its proper divisors (23479336).

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

16940960 is a wasteful number, since it uses less digits than its factorization.

16940960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065 (or 1057 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 16940960 is about 4115.9397468865. The cubic root of 16940960 is about 256.8301501529.

The spelling of 16940960 in words is "sixteen million, nine hundred forty thousand, nine hundred sixty".