13214522 has 4 divisors (see below), whose sum is σ = 19821786. Its totient is φ = 6607260.

The previous prime is 13214521. The next prime is 13214527. The reversal of 13214522 is 22541231.

13214522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10042561 + 3171961 = 3169^2 + 1781^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13214494 and 13214503.

It is not an unprimeable number, because it can be changed into a prime (13214521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303629 + ... + 3303632.

Almost surely, 2^13214522 is an apocalyptic number.

13214522 is a deficient number, since it is larger than the sum of its proper divisors (6607264).

13214522 is an equidigital number, since it uses as much as digits as its factorization.

13214522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6607263.

The product of its digits is 480, while the sum is 20.

The square root of 13214522 is about 3635.1784000239. The cubic root of 13214522 is about 236.4197857549.

Adding to 13214522 its reverse (22541231), we get a palindrome (35755753).

The spelling of 13214522 in words is "thirteen million, two hundred fourteen thousand, five hundred twenty-two".