53385075 has 60 divisors (see below), whose sum is σ = 101457048. Its totient is φ = 27734400.

The previous prime is 53385071. The next prime is 53385077. The reversal of 53385075 is 57058335.

53385075 is a `hidden beast` number, since 533 + 8 + 50 + 75 = 666.

It is not a de Polignac number, because 53385075 - 2² = 53385071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53385071) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 82704 + ... + 83346.

Almost surely, 2^53385075 is an apocalyptic number.

53385075 is a deficient number, since it is larger than the sum of its proper divisors (48071973).

53385075 is a wasteful number, since it uses less digits than its factorization.

53385075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 53385075 is about 7306.5090843713. The cubic root of 53385075 is about 376.5360991402.

The spelling of 53385075 in words is "fifty-three million, three hundred eighty-five thousand, seventy-five".