16544242 has 16 divisors (see below), whose sum is σ = 29155392. Its totient is φ = 6941520.

The previous prime is 16544219. The next prime is 16544261. The reversal of 16544242 is 24244561.

It is a self number, because there is not a number n which added to its sum of digits gives 16544242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28638 + ... + 29209.

It is an arithmetic number, because the mean of its divisors is an integer number (1822212).

Almost surely, 2^16544242 is an apocalyptic number.

16544242 is a deficient number, since it is larger than the sum of its proper divisors (12611150).

16544242 is a wasteful number, since it uses less digits than its factorization.

16544242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57873.

The product of its digits is 7680, while the sum is 28.

The square root of 16544242 is about 4067.4613704373. The cubic root of 16544242 is about 254.8095053001.

The spelling of 16544242 in words is "sixteen million, five hundred forty-four thousand, two hundred forty-two".