16045594 has 4 divisors (see below), whose sum is σ = 24068394. Its totient is φ = 8022796.

The previous prime is 16045583. The next prime is 16045597. The reversal of 16045594 is 49554061.

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

It can be written as a sum of positive squares in only one way, i.e., 12852225 + 3193369 = 3585^2 + 1787^2 .

It is a super-3 number, since 3×16045594³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (16045597) 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 as a sum of consecutive naturals, namely, 4011397 + ... + 4011400.

Almost surely, 2^16045594 is an apocalyptic number.

16045594 is a deficient number, since it is larger than the sum of its proper divisors (8022800).

16045594 is an equidigital number, since it uses as much as digits as its factorization.

16045594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8022799.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 16045594 is about 4005.6951955934. The cubic root of 16045594 is about 252.2233364838.

It can be divided in two parts, 160 and 45594, that added together give a palindrome (45754).

The spelling of 16045594 in words is "sixteen million, forty-five thousand, five hundred ninety-four".