16875442 has 8 divisors (see below), whose sum is σ = 25483500. Its totient is φ = 8380944.

The previous prime is 16875437. The next prime is 16875449. The reversal of 16875442 is 24457861.

It can be written as a sum of positive squares in 2 ways, for example, as 15689521 + 1185921 = 3961^2 + 1089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16875449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28017 + ... + 28612.

Almost surely, 2^16875442 is an apocalyptic number.

16875442 is a deficient number, since it is larger than the sum of its proper divisors (8608058).

16875442 is a wasteful number, since it uses less digits than its factorization.

16875442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56780.

The product of its digits is 53760, while the sum is 37.

The square root of 16875442 is about 4107.9729794632. The cubic root of 16875442 is about 256.4986314171.

The spelling of 16875442 in words is "sixteen million, eight hundred seventy-five thousand, four hundred forty-two".