73300720 has 20 divisors (see below), whose sum is σ = 170424360. Its totient is φ = 29320256.

The previous prime is 73300693. The next prime is 73300723. The reversal of 73300720 is 2700337.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×73300720³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73300691 and 73300700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73300723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458050 + ... + 458209.

It is an arithmetic number, because the mean of its divisors is an integer number (8521218).

Almost surely, 2^73300720 is an apocalyptic number.

It is an amenable number.

73300720 is an abundant number, since it is smaller than the sum of its proper divisors (97123640).

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

73300720 is a wasteful number, since it uses less digits than its factorization.

73300720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916272 (or 916266 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 22.

The square root of 73300720 is about 8561.5839655989. The cubic root of 73300720 is about 418.5070196524.

The spelling of 73300720 in words is "seventy-three million, three hundred thousand, seven hundred twenty".