16045605 has 48 divisors (see below), whose sum is σ = 29877120. Its totient is φ = 7945344.

The previous prime is 16045597. The next prime is 16045621. The reversal of 16045605 is 50654061.

It is a happy number.

16045605 is a `hidden beast` number, since 1 + 604 + 56 + 0 + 5 = 666.

It is not a de Polignac number, because 16045605 - 2³ = 16045597 is a prime.

It is a super-2 number, since 2×16045605² = 514922879632050, which contains 22 as substring.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 38086 + ... + 38504.

It is an arithmetic number, because the mean of its divisors is an integer number (622440).

Almost surely, 2^16045605 is an apocalyptic number.

16045605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16045605 is a deficient number, since it is larger than the sum of its proper divisors (13831515).

16045605 is a wasteful number, since it uses less digits than its factorization.

16045605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 16045605 is about 4005.6965686382. The cubic root of 16045605 is about 252.2233941207.

Adding to 16045605 its reverse (50654061), we get a palindrome (66699666).

The spelling of 16045605 in words is "sixteen million, forty-five thousand, six hundred five".