83565223 has 8 divisors (see below), whose sum is σ = 95659520. Its totient is φ = 71510040.

The previous prime is 83565221. The next prime is 83565227. The reversal of 83565223 is 32256538.

It is a happy number.

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

It is not a de Polignac number, because 83565223 - 2¹ = 83565221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83565221) 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, 5043 + ... + 13876.

It is an arithmetic number, because the mean of its divisors is an integer number (11957440).

Almost surely, 2^83565223 is an apocalyptic number.

83565223 is a deficient number, since it is larger than the sum of its proper divisors (12094297).

83565223 is a wasteful number, since it uses less digits than its factorization.

83565223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19557.

The product of its digits is 43200, while the sum is 34.

The square root of 83565223 is about 9141.4015883780. The cubic root of 83565223 is about 437.1950057145.

The spelling of 83565223 in words is "eighty-three million, five hundred sixty-five thousand, two hundred twenty-three".