73166233 has 4 divisors (see below), whose sum is σ = 83618560. Its totient is φ = 62713908.

The previous prime is 73166209. The next prime is 73166237. The reversal of 73166233 is 33266137.

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 73166233 - 2⁵ = 73166201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73166195 and 73166204.

It is not an unprimeable number, because it can be changed into a prime (73166237) 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, 5226153 + ... + 5226166.

It is an arithmetic number, because the mean of its divisors is an integer number (20904640).

Almost surely, 2^73166233 is an apocalyptic number.

It is an amenable number.

73166233 is a deficient number, since it is larger than the sum of its proper divisors (10452327).

73166233 is a wasteful number, since it uses less digits than its factorization.

73166233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10452326.

The product of its digits is 13608, while the sum is 31.

The square root of 73166233 is about 8553.7262640325. The cubic root of 73166233 is about 418.2509138892.

The spelling of 73166233 in words is "seventy-three million, one hundred sixty-six thousand, two hundred thirty-three".