16938704 has 20 divisors (see below), whose sum is σ = 33005700. Its totient is φ = 8421120.

The previous prime is 16938703. The next prime is 16938707. The reversal of 16938704 is 40783961.

It can be written as a sum of positive squares in 2 ways, for example, as 2131600 + 14807104 = 1460^2 + 3848^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16938703) 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, 29 + ... + 5820.

It is an arithmetic number, because the mean of its divisors is an integer number (1650285).

Almost surely, 2^16938704 is an apocalyptic number.

It is an amenable number.

16938704 is a deficient number, since it is larger than the sum of its proper divisors (16066996).

16938704 is a wasteful number, since it uses less digits than its factorization.

16938704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6038 (or 6032 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 16938704 is about 4115.6656812720. The cubic root of 16938704 is about 256.8187490961.

The spelling of 16938704 in words is "sixteen million, nine hundred thirty-eight thousand, seven hundred four".