83533533 has 4 divisors (see below), whose sum is σ = 111378048. Its totient is φ = 55689020.

The previous prime is 83533501. The next prime is 83533537. The reversal of 83533533 is 33533538.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83533533 - 2⁵ = 83533501 is a prime.

It is a super-2 number, since 2×83533533² = 13955702270924178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83533494 and 83533503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83533537) 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, 13922253 + ... + 13922258.

It is an arithmetic number, because the mean of its divisors is an integer number (27844512).

Almost surely, 2^83533533 is an apocalyptic number.

It is an amenable number.

83533533 is a deficient number, since it is larger than the sum of its proper divisors (27844515).

83533533 is a wasteful number, since it uses less digits than its factorization.

83533533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27844514.

The product of its digits is 48600, while the sum is 33.

The square root of 83533533 is about 9139.6681011949. The cubic root of 83533533 is about 437.1397336729.

The spelling of 83533533 in words is "eighty-three million, five hundred thirty-three thousand, five hundred thirty-three".