16996682 has 4 divisors (see below), whose sum is σ = 25495026. Its totient is φ = 8498340.

The previous prime is 16996667. The next prime is 16996687. The reversal of 16996682 is 28669961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28669961 = 101 ⋅283861.

It can be written as a sum of positive squares in only one way, i.e., 15832441 + 1164241 = 3979^2 + 1079^2 .

It is not an unprimeable number, because it can be changed into a prime (16996687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4249169 + ... + 4249172.

Almost surely, 2^16996682 is an apocalyptic number.

16996682 is a deficient number, since it is larger than the sum of its proper divisors (8498344).

16996682 is an equidigital number, since it uses as much as digits as its factorization.

16996682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8498343.

The product of its digits is 279936, while the sum is 47.

The square root of 16996682 is about 4122.7032393807. The cubic root of 16996682 is about 257.1114295218. Note that the first 3 decimals are identical.

The spelling of 16996682 in words is "sixteen million, nine hundred ninety-six thousand, six hundred eighty-two".