16874242 has 64 divisors (see below), whose sum is σ = 34099200. Its totient is φ = 6065280.

The previous prime is 16874237. The next prime is 16874267. The reversal of 16874242 is 24247861.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16874198 and 16874207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213559 + ... + 213637.

It is an arithmetic number, because the mean of its divisors is an integer number (532800).

Almost surely, 2^16874242 is an apocalyptic number.

16874242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

16874242 is a wasteful number, since it uses less digits than its factorization.

16874242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191.

The product of its digits is 21504, while the sum is 34.

The square root of 16874242 is about 4107.8269194308. The cubic root of 16874242 is about 256.4925514647.

It can be divided in two parts, 1687 and 4242, that added together give a square (5929 = 77²).

The spelling of 16874242 in words is "sixteen million, eight hundred seventy-four thousand, two hundred forty-two".