16691962 has 16 divisors (see below), whose sum is σ = 28723392. Its totient is φ = 7126560.

The previous prime is 16691959. The next prime is 16691963. The reversal of 16691962 is 26919661.

It is not an unprimeable number, because it can be changed into a prime (16691963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813 + ... + 6055.

It is an arithmetic number, because the mean of its divisors is an integer number (1795212).

Almost surely, 2^16691962 is an apocalyptic number.

16691962 is a deficient number, since it is larger than the sum of its proper divisors (12031430).

16691962 is a wasteful number, since it uses less digits than its factorization.

16691962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533.

The product of its digits is 34992, while the sum is 40.

The square root of 16691962 is about 4085.5797630202. The cubic root of 16691962 is about 255.5656391596.

The spelling of 16691962 in words is "sixteen million, six hundred ninety-one thousand, nine hundred sixty-two".