73222319 has 8 divisors (see below), whose sum is σ = 74245248. Its totient is φ = 72206680.

The previous prime is 73222313. The next prime is 73222321. The reversal of 73222319 is 91322237.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73222319 is a prime.

It is a super-2 number, since 2×73222319² = 10723015999475522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73222291 and 73222300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73222313) 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, 20204 + ... + 23550.

It is an arithmetic number, because the mean of its divisors is an integer number (9280656).

Almost surely, 2^73222319 is an apocalyptic number.

73222319 is a deficient number, since it is larger than the sum of its proper divisors (1022929).

73222319 is a wasteful number, since it uses less digits than its factorization.

73222319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645.

The product of its digits is 4536, while the sum is 29.

The square root of 73222319 is about 8557.0040902176. The cubic root of 73222319 is about 418.3577574808.

The spelling of 73222319 in words is "seventy-three million, two hundred twenty-two thousand, three hundred nineteen".