13240364 has 24 divisors (see below), whose sum is σ = 24530688. Its totient is φ = 6240080.

The previous prime is 13240363. The next prime is 13240369. The reversal of 13240364 is 46304231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (13240363) 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, 5519 + ... + 7545.

It is an arithmetic number, because the mean of its divisors is an integer number (1022112).

Almost surely, 2^13240364 is an apocalyptic number.

It is an amenable number.

13240364 is a deficient number, since it is larger than the sum of its proper divisors (11290324).

13240364 is a wasteful number, since it uses less digits than its factorization.

13240364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125 (or 2123 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 13240364 is about 3638.7310975119. The cubic root of 13240364 is about 236.5737976784.

Adding to 13240364 its reverse (46304231), we get a palindrome (59544595).

The spelling of 13240364 in words is "thirteen million, two hundred forty thousand, three hundred sixty-four".