16664754 has 16 divisors (see below), whose sum is σ = 33378048. Its totient is φ = 5546832.

The previous prime is 16664749. The next prime is 16664761. The reversal of 16664754 is 45746661.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3679 + ... + 6845.

It is an arithmetic number, because the mean of its divisors is an integer number (2086128).

Almost surely, 2^16664754 is an apocalyptic number.

16664754 is an abundant number, since it is smaller than the sum of its proper divisors (16713294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16664754 is a wasteful number, since it uses less digits than its factorization.

16664754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4049.

The product of its digits is 120960, while the sum is 39.

The square root of 16664754 is about 4082.2486450485. The cubic root of 16664754 is about 255.4267057940.

The spelling of 16664754 in words is "sixteen million, six hundred sixty-four thousand, seven hundred fifty-four".