13575530 has 32 divisors (see below), whose sum is σ = 25299648. Its totient is φ = 5241600.

The previous prime is 13575521. The next prime is 13575533. The reversal of 13575530 is 3557531.

It is a junction number, because it is equal to n+sod(n) for n = 13575493 and 13575502.

It is not an unprimeable number, because it can be changed into a prime (13575533) 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 15 ways as a sum of consecutive naturals, for example, 56210 + ... + 56450.

It is an arithmetic number, because the mean of its divisors is an integer number (790614).

Almost surely, 2^13575530 is an apocalyptic number.

13575530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13575530 is a deficient number, since it is larger than the sum of its proper divisors (11724118).

13575530 is a wasteful number, since it uses less digits than its factorization.

13575530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422.

The product of its (nonzero) digits is 7875, while the sum is 29.

The square root of 13575530 is about 3684.4986090376. The cubic root of 13575530 is about 238.5533929600.

The spelling of 13575530 in words is "thirteen million, five hundred seventy-five thousand, five hundred thirty".