13817252 has 6 divisors (see below), whose sum is σ = 24180198. Its totient is φ = 6908624.

The previous prime is 13817249. The next prime is 13817261. The reversal of 13817252 is 25271831.

13817252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12845056 + 972196 = 3584^2 + 986^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727153 + ... + 1727160.

It is an arithmetic number, because the mean of its divisors is an integer number (4030033).

Almost surely, 2^13817252 is an apocalyptic number.

It is an amenable number.

13817252 is a deficient number, since it is larger than the sum of its proper divisors (10362946).

13817252 is a wasteful number, since it uses less digits than its factorization.

13817252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454317 (or 3454315 counting only the distinct ones).

The product of its digits is 3360, while the sum is 29.

The square root of 13817252 is about 3717.1564400762. The cubic root of 13817252 is about 239.9609427183.

The spelling of 13817252 in words is "thirteen million, eight hundred seventeen thousand, two hundred fifty-two".