16923996 has 36 divisors (see below), whose sum is σ = 42943992. Its totient is φ = 5619744.

The previous prime is 16923979. The next prime is 16924001. The reversal of 16923996 is 69932961.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 14.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 10671 + ... + 12153.

Almost surely, 2^16923996 is an apocalyptic number.

It is an amenable number.

16923996 is an abundant number, since it is smaller than the sum of its proper divisors (26019996).

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

16923996 is a wasteful number, since it uses less digits than its factorization.

16923996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810 (or 1805 counting only the distinct ones).

The product of its digits is 157464, while the sum is 45.

The square root of 16923996 is about 4113.8784619869. The cubic root of 16923996 is about 256.7443950414.

The spelling of 16923996 in words is "sixteen million, nine hundred twenty-three thousand, nine hundred ninety-six".