53539475 has 24 divisors (see below), whose sum is σ = 73068240. Its totient is φ = 38913600.

The previous prime is 53539459. The next prime is 53539489. The reversal of 53539475 is 57493535.

It is a happy number.

53539475 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 53539475 - 2⁴ = 53539459 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 32471 + ... + 34079.

It is an arithmetic number, because the mean of its divisors is an integer number (3044510).

Almost surely, 2^53539475 is an apocalyptic number.

53539475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53539475 is a deficient number, since it is larger than the sum of its proper divisors (19528765).

53539475 is a wasteful number, since it uses less digits than its factorization.

53539475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652 (or 1625 counting only the distinct ones).

The product of its digits is 283500, while the sum is 41.

The square root of 53539475 is about 7317.0673770302. The cubic root of 53539475 is about 376.8987549049.

The spelling of 53539475 in words is "fifty-three million, five hundred thirty-nine thousand, four hundred seventy-five".