53040812 has 12 divisors (see below), whose sum is σ = 101259816. Its totient is φ = 24109440.

The previous prime is 53040809. The next prime is 53040821. The reversal of 53040812 is 21804035.

53040812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 602693 + ... + 602780.

It is an arithmetic number, because the mean of its divisors is an integer number (8438318).

Almost surely, 2^53040812 is an apocalyptic number.

It is an amenable number.

53040812 is a deficient number, since it is larger than the sum of its proper divisors (48219004).

53040812 is a wasteful number, since it uses less digits than its factorization.

53040812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205488 (or 1205486 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 53040812 is about 7282.9123295561. The cubic root of 53040812 is about 375.7249667439.

Adding to 53040812 its reverse (21804035), we get a palindrome (74844847).

The spelling of 53040812 in words is "fifty-three million, forty thousand, eight hundred twelve".