16493043 has 16 divisors (see below), whose sum is σ = 26611200. Its totient is φ = 8870016.

The previous prime is 16493021. The next prime is 16493053. The reversal of 16493043 is 34039461.

It is not a de Polignac number, because 16493043 - 2⁵ = 16493011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16493043.

It is not an unprimeable number, because it can be changed into a prime (16493053) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 22743 + ... + 23456.

It is an arithmetic number, because the mean of its divisors is an integer number (1663200).

Almost surely, 2^16493043 is an apocalyptic number.

16493043 is a deficient number, since it is larger than the sum of its proper divisors (10118157).

16493043 is a wasteful number, since it uses less digits than its factorization.

16493043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46226.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 16493043 is about 4061.1627645294. The cubic root of 16493043 is about 254.5463830864.

The spelling of 16493043 in words is "sixteen million, four hundred ninety-three thousand, forty-three".