16669063 has 4 divisors (see below), whose sum is σ = 16726248. Its totient is φ = 16611880.

The previous prime is 16669057. The next prime is 16669073. The reversal of 16669063 is 36096661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16669063 - 2¹³ = 16660871 is a prime.

It is a super-2 number, since 2×16669063² = 555715322595938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16669033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28153 + ... + 28738.

It is an arithmetic number, because the mean of its divisors is an integer number (4181562).

Almost surely, 2^16669063 is an apocalyptic number.

16669063 is a deficient number, since it is larger than the sum of its proper divisors (57185).

16669063 is an equidigital number, since it uses as much as digits as its factorization.

16669063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57184.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 16669063 is about 4082.7763837859. The cubic root of 16669063 is about 255.4487190967.

It can be divided in two parts, 166690 and 63, that added together give a triangular number (166753 = T₅₇₇).

The spelling of 16669063 in words is "sixteen million, six hundred sixty-nine thousand, sixty-three".