73223736 has 32 divisors (see below), whose sum is σ = 188966400. Its totient is φ = 23620320.

The previous prime is 73223723. The next prime is 73223741. The reversal of 73223736 is 63732237.

It is a junction number, because it is equal to n+sod(n) for n = 73223697 and 73223706.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48466 + ... + 49953.

It is an arithmetic number, because the mean of its divisors is an integer number (5905200).

Almost surely, 2^73223736 is an apocalyptic number.

It is an amenable number.

73223736 is an abundant number, since it is smaller than the sum of its proper divisors (115742664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73223736 is a wasteful number, since it uses less digits than its factorization.

73223736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98459 (or 98455 counting only the distinct ones).

The product of its digits is 31752, while the sum is 33.

The square root of 73223736 is about 8557.0868874869. The cubic root of 73223736 is about 418.3604561530.

The spelling of 73223736 in words is "seventy-three million, two hundred twenty-three thousand, seven hundred thirty-six".