13320604 has 24 divisors (see below), whose sum is σ = 25635456. Its totient is φ = 6006000.

The previous prime is 13320589. The next prime is 13320617. The reversal of 13320604 is 40602331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4609 + ... + 6919.

It is an arithmetic number, because the mean of its divisors is an integer number (1068144).

Almost surely, 2^13320604 is an apocalyptic number.

It is an amenable number.

13320604 is a deficient number, since it is larger than the sum of its proper divisors (12314852).

13320604 is a wasteful number, since it uses less digits than its factorization.

13320604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457 (or 2455 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 13320604 is about 3649.7402647312. The cubic root of 13320604 is about 237.0507348047.

Adding to 13320604 its reverse (40602331), we get a palindrome (53922935).

It can be divided in two parts, 13320 and 604, that added together give a square (13924 = 118²).

The spelling of 13320604 in words is "thirteen million, three hundred twenty thousand, six hundred four".