53170065 has 48 divisors (see below), whose sum is σ = 100381008. Its totient is φ = 25878528.

The previous prime is 53170027. The next prime is 53170069. The reversal of 53170065 is 56007135.

53170065 is a `hidden beast` number, since 531 + 70 + 0 + 65 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 15421329 + 37748736 = 3927^2 + 6144^2 .

It is not a de Polignac number, because 53170065 - 2⁶ = 53170001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53170069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56277 + ... + 57213.

It is an arithmetic number, because the mean of its divisors is an integer number (2091271).

Almost surely, 2^53170065 is an apocalyptic number.

It is an amenable number.

53170065 is a deficient number, since it is larger than the sum of its proper divisors (47210943).

53170065 is a wasteful number, since it uses less digits than its factorization.

53170065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058 (or 1055 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 53170065 is about 7291.7806467282. The cubic root of 53170065 is about 376.0299154748.

The spelling of 53170065 in words is "fifty-three million, one hundred seventy thousand, sixty-five".