53613585 has 24 divisors (see below), whose sum is σ = 93412800. Its totient is φ = 28445472.

The previous prime is 53613569. The next prime is 53613589. The reversal of 53613585 is 58531635.

It is not a de Polignac number, because 53613585 - 2⁴ = 53613569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53613589) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5962 + ... + 11948.

It is an arithmetic number, because the mean of its divisors is an integer number (3892200).

Almost surely, 2^53613585 is an apocalyptic number.

It is an amenable number.

53613585 is a deficient number, since it is larger than the sum of its proper divisors (39799215).

53613585 is a wasteful number, since it uses less digits than its factorization.

53613585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6197 (or 6194 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 53613585 is about 7322.1298131077. The cubic root of 53613585 is about 377.0725773584.

The spelling of 53613585 in words is "fifty-three million, six hundred thirteen thousand, five hundred eighty-five".