13853522 has 4 divisors (see below), whose sum is σ = 20780286. Its totient is φ = 6926760.

The previous prime is 13853513. The next prime is 13853537. The reversal of 13853522 is 22535831.

13853522 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, and also an emirpimes, since its reverse is a distinct semiprime: 22535831 = 1523 ⋅14797.

It can be written as a sum of positive squares in only one way, i.e., 8288641 + 5564881 = 2879^2 + 2359^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3463379 + ... + 3463382.

Almost surely, 2^13853522 is an apocalyptic number.

13853522 is a deficient number, since it is larger than the sum of its proper divisors (6926764).

13853522 is an equidigital number, since it uses as much as digits as its factorization.

13853522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6926763.

The product of its digits is 7200, while the sum is 29.

The square root of 13853522 is about 3722.0319719207. The cubic root of 13853522 is about 240.1707234349.

The spelling of 13853522 in words is "thirteen million, eight hundred fifty-three thousand, five hundred twenty-two".