73223566 has 8 divisors (see below), whose sum is σ = 118284264. Its totient is φ = 33795480.

The previous prime is 73223561. The next prime is 73223567. The reversal of 73223566 is 66532237.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73223561) 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, 1408120 + ... + 1408171.

It is an arithmetic number, because the mean of its divisors is an integer number (14785533).

Almost surely, 2^73223566 is an apocalyptic number.

73223566 is a deficient number, since it is larger than the sum of its proper divisors (45060698).

73223566 is a wasteful number, since it uses less digits than its factorization.

73223566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816306.

The product of its digits is 45360, while the sum is 34.

The square root of 73223566 is about 8557.0769541941. The cubic root of 73223566 is about 418.3601323904.

The spelling of 73223566 in words is "seventy-three million, two hundred twenty-three thousand, five hundred sixty-six".