16874516 has 24 divisors (see below), whose sum is σ = 30627240. Its totient is φ = 8128512.

The previous prime is 16874513. The next prime is 16874521. The reversal of 16874516 is 61547861.

It can be written as a sum of positive squares in 4 ways, for example, as 633616 + 16240900 = 796^2 + 4030^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16874516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16874513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16220 + ... + 17228.

It is an arithmetic number, because the mean of its divisors is an integer number (1276135).

Almost surely, 2^16874516 is an apocalyptic number.

It is an amenable number.

16874516 is a deficient number, since it is larger than the sum of its proper divisors (13752724).

16874516 is a wasteful number, since it uses less digits than its factorization.

16874516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163 (or 1161 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 16874516 is about 4107.8602702624. The cubic root of 16874516 is about 256.4939397459.

The spelling of 16874516 in words is "sixteen million, eight hundred seventy-four thousand, five hundred sixteen".