13270522 has 4 divisors (see below), whose sum is σ = 19905786. Its totient is φ = 6635260.

The previous prime is 13270513. The next prime is 13270529. The reversal of 13270522 is 22507231.

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., 10246401 + 3024121 = 3201^2 + 1739^2 .

It is a super-2 number, since 2×13270522² = 352213508304968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13270493 and 13270502.

It is not an unprimeable number, because it can be changed into a prime (13270529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3317629 + ... + 3317632.

Almost surely, 2^13270522 is an apocalyptic number.

13270522 is a deficient number, since it is larger than the sum of its proper divisors (6635264).

13270522 is an equidigital number, since it uses as much as digits as its factorization.

13270522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6635263.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 13270522 is about 3642.8727674735. The cubic root of 13270522 is about 236.7532787092.

Adding to 13270522 its reverse (22507231), we get a palindrome (35777753).

The spelling of 13270522 in words is "thirteen million, two hundred seventy thousand, five hundred twenty-two".