13522075 has 12 divisors (see below), whose sum is σ = 19162960. Its totient is φ = 9272160.

The previous prime is 13522073. The next prime is 13522079. The reversal of 13522075 is 57022531.

It is not a de Polignac number, because 13522075 - 2¹ = 13522073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (13522073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38460 + ... + 38809.

Almost surely, 2^13522075 is an apocalyptic number.

13522075 is a deficient number, since it is larger than the sum of its proper divisors (5640885).

13522075 is an equidigital number, since it uses as much as digits as its factorization.

13522075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77286 (or 77281 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 13522075 is about 3677.2374141467. The cubic root of 13522075 is about 238.2398718529.

The spelling of 13522075 in words is "thirteen million, five hundred twenty-two thousand, seventy-five".