53352642 has 16 divisors (see below), whose sum is σ = 121948992. Its totient is φ = 15243600.

The previous prime is 53352641. The next prime is 53352701. The reversal of 53352642 is 24625335.

It is not an unprimeable number, because it can be changed into a prime (53352641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 635109 + ... + 635192.

It is an arithmetic number, because the mean of its divisors is an integer number (7621812).

Almost surely, 2^53352642 is an apocalyptic number.

53352642 is an abundant number, since it is smaller than the sum of its proper divisors (68596350).

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

53352642 is a wasteful number, since it uses less digits than its factorization.

53352642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270313.

The product of its digits is 21600, while the sum is 30.

The square root of 53352642 is about 7304.2892878089. The cubic root of 53352642 is about 376.4598314491.

Adding to 53352642 its reverse (24625335), we get a palindrome (77977977).

The spelling of 53352642 in words is "fifty-three million, three hundred fifty-two thousand, six hundred forty-two".