16766013 has 16 divisors (see below), whose sum is σ = 24754176. Its totient is φ = 10008240.

The previous prime is 16765939. The next prime is 16766021. The reversal of 16766013 is 31066761.

It is not a de Polignac number, because 16766013 - 2¹⁸ = 16503869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16766093) 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, 1581 + ... + 6002.

It is an arithmetic number, because the mean of its divisors is an integer number (1547136).

Almost surely, 2^16766013 is an apocalyptic number.

It is an amenable number.

16766013 is a deficient number, since it is larger than the sum of its proper divisors (7988163).

16766013 is a wasteful number, since it uses less digits than its factorization.

16766013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7664.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 16766013 is about 4094.6322179165. The cubic root of 16766013 is about 255.9430059075.

The spelling of 16766013 in words is "sixteen million, seven hundred sixty-six thousand, thirteen".