53273563 has 8 divisors (see below), whose sum is σ = 64465632. Its totient is φ = 42976896.

The previous prime is 53273537. The next prime is 53273569. The reversal of 53273563 is 36537235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53273563 - 2¹⁷ = 53142491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53273569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223720 + ... + 223957.

It is an arithmetic number, because the mean of its divisors is an integer number (8058204).

Almost surely, 2^53273563 is an apocalyptic number.

53273563 is a deficient number, since it is larger than the sum of its proper divisors (11192069).

53273563 is a wasteful number, since it uses less digits than its factorization.

53273563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447701.

The product of its digits is 56700, while the sum is 34.

The square root of 53273563 is about 7298.8740912554. The cubic root of 53273563 is about 376.2737438981.

The spelling of 53273563 in words is "fifty-three million, two hundred seventy-three thousand, five hundred sixty-three".