16967980 has 12 divisors (see below), whose sum is σ = 35632800. Its totient is φ = 6787184.

The previous prime is 16967963. The next prime is 16968001. The reversal of 16967980 is 8976961.

It is a self number, because there is not a number n which added to its sum of digits gives 16967980.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424180 + ... + 424219.

It is an arithmetic number, because the mean of its divisors is an integer number (2969400).

Almost surely, 2^16967980 is an apocalyptic number.

16967980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16967980 is an abundant number, since it is smaller than the sum of its proper divisors (18664820).

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

16967980 is a wasteful number, since it uses less digits than its factorization.

16967980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848408 (or 848406 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 16967980 is about 4119.2208001029. The cubic root of 16967980 is about 256.9666214530.

The spelling of 16967980 in words is "sixteen million, nine hundred sixty-seven thousand, nine hundred eighty".