73216316 has 12 divisors (see below), whose sum is σ = 129263232. Its totient is φ = 36283968.

The previous prime is 73216309. The next prime is 73216321. The reversal of 73216316 is 61361237.

It is a super-2 number, since 2×73216316² = 10721257857223712, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 80540 + ... + 81443.

It is an arithmetic number, because the mean of its divisors is an integer number (10771936).

Almost surely, 2^73216316 is an apocalyptic number.

It is an amenable number.

73216316 is a deficient number, since it is larger than the sum of its proper divisors (56046916).

73216316 is a wasteful number, since it uses less digits than its factorization.

73216316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162100 (or 162098 counting only the distinct ones).

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

The square root of 73216316 is about 8556.6533177405. The cubic root of 73216316 is about 418.3463243992.

The spelling of 73216316 in words is "seventy-three million, two hundred sixteen thousand, three hundred sixteen".