13573012 has 12 divisors (see below), whose sum is σ = 23825620. Its totient is φ = 6765696.

The previous prime is 13573003. The next prime is 13573019. The reversal of 13573012 is 21037531.

It can be written as a sum of positive squares in 2 ways, for example, as 3549456 + 10023556 = 1884^2 + 3166^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13573019) 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 3 ways as a sum of consecutive naturals, for example, 3687 + ... + 6382.

Almost surely, 2^13573012 is an apocalyptic number.

It is an amenable number.

13573012 is a deficient number, since it is larger than the sum of its proper divisors (10252608).

13573012 is a wasteful number, since it uses less digits than its factorization.

13573012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10410 (or 10408 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 13573012 is about 3684.1568913389. The cubic root of 13573012 is about 238.5386430242.

The spelling of 13573012 in words is "thirteen million, five hundred seventy-three thousand, twelve".