73336530 has 32 divisors (see below), whose sum is σ = 178424064. Its totient is φ = 19287936.

The previous prime is 73336519. The next prime is 73336537. The reversal of 73336530 is 3563337.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73336537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14554 + ... + 18933.

It is an arithmetic number, because the mean of its divisors is an integer number (5575752).

Almost surely, 2^73336530 is an apocalyptic number.

73336530 is an abundant number, since it is smaller than the sum of its proper divisors (105087534).

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

73336530 is a wasteful number, since it uses less digits than its factorization.

73336530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33570.

The product of its (nonzero) digits is 17010, while the sum is 30.

The square root of 73336530 is about 8563.6750288647. The cubic root of 73336530 is about 418.5751603951.

Adding to 73336530 its reverse (3563337), we get a palindrome (76899867).

The spelling of 73336530 in words is "seventy-three million, three hundred thirty-six thousand, five hundred thirty".