53305375 has 16 divisors (see below), whose sum is σ = 69421248. Its totient is φ = 40788000.

The previous prime is 53305361. The next prime is 53305381. The reversal of 53305375 is 57350335.

53305375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53305375 - 2⁷ = 53305247 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 6396 + ... + 12145.

It is an arithmetic number, because the mean of its divisors is an integer number (4338828).

Almost surely, 2^53305375 is an apocalyptic number.

53305375 is a deficient number, since it is larger than the sum of its proper divisors (16115873).

53305375 is a wasteful number, since it uses less digits than its factorization.

53305375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18579 (or 18569 counting only the distinct ones).

The product of its (nonzero) digits is 23625, while the sum is 31.

The square root of 53305375 is about 7301.0530062451. The cubic root of 53305375 is about 376.3486255582.

The spelling of 53305375 in words is "fifty-three million, three hundred five thousand, three hundred seventy-five".