16340504 has 16 divisors (see below), whose sum is σ = 30681600. Its totient is φ = 8158752.

The previous prime is 16340501. The next prime is 16340549. The reversal of 16340504 is 40504361.

It is a happy number.

16340504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16340504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16340501) 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, 9434 + ... + 11030.

It is an arithmetic number, because the mean of its divisors is an integer number (1917600).

Almost surely, 2^16340504 is an apocalyptic number.

It is an amenable number.

16340504 is a deficient number, since it is larger than the sum of its proper divisors (14341096).

16340504 is a wasteful number, since it uses less digits than its factorization.

16340504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882 (or 2878 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 16340504 is about 4042.3389269085. The cubic root of 16340504 is about 253.7592113265.

Adding to 16340504 its reverse (40504361), we get a palindrome (56844865).

The spelling of 16340504 in words is "sixteen million, three hundred forty thousand, five hundred four".