16976 has 10 divisors (see below), whose sum is σ = 32922. Its totient is φ = 8480.

The previous prime is 16963. The next prime is 16979. The reversal of 16976 is 67961.

It is a happy number.

16976 is nontrivially palindromic in base 9.

It can be written as a sum of positive squares in only one way, i.e., 15376 + 1600 = 124^2 + 40^2 .

16976 is an undulating number in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515 + ... + 546.

2¹⁶⁹⁷⁶ is an apocalyptic number.

16976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16976 is a deficient number, since it is larger than the sum of its proper divisors (15946).

16976 is a wasteful number, since it uses less digits than its factorization.

16976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069 (or 1063 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 16976 is about 130.2919797992. The cubic root of 16976 is about 25.7007100593.

The spelling of 16976 in words is "sixteen thousand, nine hundred seventy-six".