13213324 has 12 divisors (see below), whose sum is σ = 23559984. Its totient is φ = 6481904.

The previous prime is 13213297. The next prime is 13213327. The reversal of 13213324 is 42331231.

13213324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13213324² = 349183862257952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13213327) 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, 30952 + ... + 31375.

It is an arithmetic number, because the mean of its divisors is an integer number (1963332).

Almost surely, 2^13213324 is an apocalyptic number.

It is an amenable number.

13213324 is a deficient number, since it is larger than the sum of its proper divisors (10346660).

13213324 is a wasteful number, since it uses less digits than its factorization.

13213324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62384 (or 62382 counting only the distinct ones).

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

The square root of 13213324 is about 3635.0136175811. The cubic root of 13213324 is about 236.4126411034.

Adding to 13213324 its reverse (42331231), we get a palindrome (55544555).

It can be divided in two parts, 132 and 13324, that added together give a square (13456 = 116²).

The spelling of 13213324 in words is "thirteen million, two hundred thirteen thousand, three hundred twenty-four".