73659223 has 4 divisors (see below), whose sum is σ = 80355528. Its totient is φ = 66962920.

The previous prime is 73659221. The next prime is 73659227. The reversal of 73659223 is 32295637.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73659223 - 2¹ = 73659221 is a prime.

It is a super-2 number, since 2×73659223² = 10851362265927458, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73659221) 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, 3348136 + ... + 3348157.

It is an arithmetic number, because the mean of its divisors is an integer number (20088882).

Almost surely, 2^73659223 is an apocalyptic number.

73659223 is a deficient number, since it is larger than the sum of its proper divisors (6696305).

73659223 is a wasteful number, since it uses less digits than its factorization.

73659223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6696304.

The product of its digits is 68040, while the sum is 37.

The square root of 73659223 is about 8582.4951500132. The cubic root of 73659223 is about 419.1881956953.

The spelling of 73659223 in words is "seventy-three million, six hundred fifty-nine thousand, two hundred twenty-three".