16996004 has 12 divisors (see below), whose sum is σ = 29850828. Its totient is φ = 8467200.

The previous prime is 16995989. The next prime is 16996009. The reversal of 16996004 is 40069961.

It can be written as a sum of positive squares in 2 ways, for example, as 7398400 + 9597604 = 2720^2 + 3098^2 .

It is not an unprimeable number, because it can be changed into a prime (16996009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6437 + ... + 8684.

It is an arithmetic number, because the mean of its divisors is an integer number (2487569).

Almost surely, 2^16996004 is an apocalyptic number.

It is an amenable number.

16996004 is a deficient number, since it is larger than the sum of its proper divisors (12854824).

16996004 is a wasteful number, since it uses less digits than its factorization.

16996004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15406 (or 15404 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 16996004 is about 4122.6210109589. The cubic root of 16996004 is about 257.1080107395.

It can be divided in two parts, 16 and 996004, that multiplied together give a square (15936064 = 3992²).

The spelling of 16996004 in words is "sixteen million, nine hundred ninety-six thousand, four".