16854874 has 4 divisors (see below), whose sum is σ = 25282314. Its totient is φ = 8427436.

The previous prime is 16854863. The next prime is 16854889. The reversal of 16854874 is 47845861.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16769025 + 85849 = 4095^2 + 293^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16854874.

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 as a sum of consecutive naturals, namely, 4213717 + ... + 4213720.

Almost surely, 2^16854874 is an apocalyptic number.

16854874 is a deficient number, since it is larger than the sum of its proper divisors (8427440).

16854874 is an equidigital number, since it uses as much as digits as its factorization.

16854874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427439.

The product of its digits is 215040, while the sum is 43.

The square root of 16854874 is about 4105.4687917460. The cubic root of 16854874 is about 256.3943811373.

The spelling of 16854874 in words is "sixteen million, eight hundred fifty-four thousand, eight hundred seventy-four".