53598563 has 4 divisors (see below), whose sum is σ = 56419560. Its totient is φ = 50777568.

The previous prime is 53598557. The next prime is 53598581. The reversal of 53598563 is 36589535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53598563 - 2¹² = 53594467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53598553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410470 + ... + 1410507.

It is an arithmetic number, because the mean of its divisors is an integer number (14104890).

Almost surely, 2^53598563 is an apocalyptic number.

53598563 is a deficient number, since it is larger than the sum of its proper divisors (2820997).

53598563 is a wasteful number, since it uses less digits than its factorization.

53598563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820996.

The product of its digits is 486000, while the sum is 44.

The square root of 53598563 is about 7321.1039468102. The cubic root of 53598563 is about 377.0373567243.

Subtracting from 53598563 its reverse (36589535), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 53598563 in words is "fifty-three million, five hundred ninety-eight thousand, five hundred sixty-three".