53242013 has 8 divisors (see below), whose sum is σ = 59067360. Its totient is φ = 47580880.

The previous prime is 53242003. The next prime is 53242027. The reversal of 53242013 is 31024235.

It is a happy number.

53242013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53242013 - 2⁶ = 53241949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53242003) 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 7 ways as a sum of consecutive naturals, for example, 40370 + ... + 41667.

It is an arithmetic number, because the mean of its divisors is an integer number (7383420).

Almost surely, 2^53242013 is an apocalyptic number.

It is an amenable number.

53242013 is a deficient number, since it is larger than the sum of its proper divisors (5825347).

53242013 is a wasteful number, since it uses less digits than its factorization.

53242013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82107.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 53242013 is about 7296.7124789182. The cubic root of 53242013 is about 376.1994495061.

Adding to 53242013 its reverse (31024235), we get a palindrome (84266248).

It can be divided in two parts, 5324 and 2013, that added together give a palindrome (7337).

The spelling of 53242013 in words is "fifty-three million, two hundred forty-two thousand, thirteen".