73299960 has 96 divisors (see below), whose sum is σ = 244707840. Its totient is φ = 19014912.

The previous prime is 73299953. The next prime is 73299977. The reversal of 73299960 is 6999237.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10569 + ... + 16071.

It is an arithmetic number, because the mean of its divisors is an integer number (2549040).

Almost surely, 2^73299960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73299960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122353920).

73299960 is an abundant number, since it is smaller than the sum of its proper divisors (171407880).

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

73299960 is a wasteful number, since it uses less digits than its factorization.

73299960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5557 (or 5550 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 73299960 is about 8561.5395811735. The cubic root of 73299960 is about 418.5055732526.

The spelling of 73299960 in words is "seventy-three million, two hundred ninety-nine thousand, nine hundred sixty".