73321316 has 24 divisors (see below), whose sum is σ = 133021056. Its totient is φ = 35339040.

The previous prime is 73321301. The next prime is 73321327. The reversal of 73321316 is 61312337.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9686 + ... + 15506.

It is an arithmetic number, because the mean of its divisors is an integer number (5542544).

Almost surely, 2^73321316 is an apocalyptic number.

It is an amenable number.

73321316 is a deficient number, since it is larger than the sum of its proper divisors (59699740).

73321316 is a wasteful number, since it uses less digits than its factorization.

73321316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5939 (or 5937 counting only the distinct ones).

The product of its digits is 2268, while the sum is 26.

The square root of 73321316 is about 8562.7866959302. The cubic root of 73321316 is about 418.5462132801.

It can be divided in two parts, 73321 and 316, that added together give a palindrome (73637).

The spelling of 73321316 in words is "seventy-three million, three hundred twenty-one thousand, three hundred sixteen".