16334564 has 24 divisors (see below), whose sum is σ = 29597568. Its totient is φ = 7882560.

The previous prime is 16334561. The next prime is 16334573. The reversal of 16334564 is 46543361.

It is a self number, because there is not a number n which added to its sum of digits gives 16334564.

It is not an unprimeable number, because it can be changed into a prime (16334561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16409 + ... + 17375.

It is an arithmetic number, because the mean of its divisors is an integer number (1233232).

Almost surely, 2^16334564 is an apocalyptic number.

It is an amenable number.

16334564 is a deficient number, since it is larger than the sum of its proper divisors (13263004).

16334564 is a wasteful number, since it uses less digits than its factorization.

16334564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1113 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 16334564 is about 4041.6041369733. The cubic root of 16334564 is about 253.7284592682.

The spelling of 16334564 in words is "sixteen million, three hundred thirty-four thousand, five hundred sixty-four".