73123316 has 24 divisors (see below), whose sum is σ = 146951616. Its totient is φ = 31187520.

The previous prime is 73123289. The next prime is 73123319. The reversal of 73123316 is 61332137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73123319) 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, 281 + ... + 12096.

It is an arithmetic number, because the mean of its divisors is an integer number (6122984).

Almost surely, 2^73123316 is an apocalyptic number.

It is an amenable number.

73123316 is an abundant number, since it is smaller than the sum of its proper divisors (73828300).

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

73123316 is a wasteful number, since it uses less digits than its factorization.

73123316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12599 (or 12597 counting only the distinct ones).

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

The square root of 73123316 is about 8551.2172232963. The cubic root of 73123316 is about 418.1691203053.

The spelling of 73123316 in words is "seventy-three million, one hundred twenty-three thousand, three hundred sixteen".