13652722 has 4 divisors (see below), whose sum is σ = 20479086. Its totient is φ = 6826360.

The previous prime is 13652711. The next prime is 13652759. The reversal of 13652722 is 22725631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22725631 = 2741 ⋅8291.

It can be written as a sum of positive squares in only one way, i.e., 13623481 + 29241 = 3691^2 + 171^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3413179 + ... + 3413182.

Almost surely, 2^13652722 is an apocalyptic number.

13652722 is a deficient number, since it is larger than the sum of its proper divisors (6826364).

13652722 is an equidigital number, since it uses as much as digits as its factorization.

13652722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6826363.

The product of its digits is 5040, while the sum is 28.

The square root of 13652722 is about 3694.9589984193. The cubic root of 13652722 is about 239.0046858672.

The spelling of 13652722 in words is "thirteen million, six hundred fifty-two thousand, seven hundred twenty-two".