16740242 has 8 divisors (see below), whose sum is σ = 25156656. Its totient is φ = 8354692.

The previous prime is 16740233. The next prime is 16740271. The reversal of 16740242 is 24204761.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6308 + ... + 8559.

It is an arithmetic number, because the mean of its divisors is an integer number (3144582).

Almost surely, 2^16740242 is an apocalyptic number.

16740242 is a deficient number, since it is larger than the sum of its proper divisors (8416414).

16740242 is a wasteful number, since it uses less digits than its factorization.

16740242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15432.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 16740242 is about 4091.4840828237. The cubic root of 16740242 is about 255.8118021918.

The spelling of 16740242 in words is "sixteen million, seven hundred forty thousand, two hundred forty-two".