13575042 has 24 divisors (see below), whose sum is σ = 31675644. Its totient is φ = 4176864.

The previous prime is 13575031. The next prime is 13575077. The reversal of 13575042 is 24057531.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13549761 + 25281 = 3681^2 + 159^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13574997 and 13575015.

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 in 11 ways as a sum of consecutive naturals, for example, 28773 + ... + 29240.

Almost surely, 2^13575042 is an apocalyptic number.

13575042 is an abundant number, since it is smaller than the sum of its proper divisors (18100602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13575042 is a wasteful number, since it uses less digits than its factorization.

13575042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58034 (or 58031 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 13575042 is about 3684.4323850493. The cubic root of 13575042 is about 238.5505344970.

The spelling of 13575042 in words is "thirteen million, five hundred seventy-five thousand, forty-two".