73222663 has 8 divisors (see below), whose sum is σ = 74941632. Its totient is φ = 71510496.

The previous prime is 73222657. The next prime is 73222673. The reversal of 73222663 is 36622237.

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

It is a cyclic number.

It is not a de Polignac number, because 73222663 - 2¹⁷ = 73091591 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 (73222613) 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, 24781 + ... + 27577.

It is an arithmetic number, because the mean of its divisors is an integer number (9367704).

Almost surely, 2^73222663 is an apocalyptic number.

73222663 is a deficient number, since it is larger than the sum of its proper divisors (1718969).

73222663 is a wasteful number, since it uses less digits than its factorization.

73222663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401.

The product of its digits is 18144, while the sum is 31.

The square root of 73222663 is about 8557.0241906869. The cubic root of 73222663 is about 418.3584126310.

The spelling of 73222663 in words is "seventy-three million, two hundred twenty-two thousand, six hundred sixty-three".