52705533 has 16 divisors (see below), whose sum is σ = 71755200. Its totient is φ = 34404480.

The previous prime is 52705529. The next prime is 52705579. The reversal of 52705533 is 33550725.

It is not a de Polignac number, because 52705533 - 2² = 52705529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52705533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52705633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28198 + ... + 30008.

It is an arithmetic number, because the mean of its divisors is an integer number (4484700).

Almost surely, 2^52705533 is an apocalyptic number.

It is an amenable number.

52705533 is a deficient number, since it is larger than the sum of its proper divisors (19049667).

52705533 is a wasteful number, since it uses less digits than its factorization.

52705533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 52705533 is about 7259.8576432324. The cubic root of 52705533 is about 374.9316213101.

The spelling of 52705533 in words is "fifty-two million, seven hundred five thousand, five hundred thirty-three".