16468564 has 24 divisors (see below), whose sum is σ = 34001408. Its totient is φ = 6829920.

The previous prime is 16468561. The next prime is 16468579. The reversal of 16468564 is 46586461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16468561) by changing a digit.

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, 8619 + ... + 10354.

Almost surely, 2^16468564 is an apocalyptic number.

16468564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16468564 is an abundant number, since it is smaller than the sum of its proper divisors (17532844).

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

16468564 is a wasteful number, since it uses less digits than its factorization.

16468564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19015 (or 19013 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 16468564 is about 4058.1478533932. The cubic root of 16468564 is about 254.4203880197.

The spelling of 16468564 in words is "sixteen million, four hundred sixty-eight thousand, five hundred sixty-four".