73036530 has 48 divisors (see below), whose sum is σ = 217024704. Its totient is φ = 16693920.

The previous prime is 73036519. The next prime is 73036531. The reversal of 73036530 is 3563037.

73036530 is a `hidden beast` number, since 7 + 3 + 0 + 3 + 653 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 73036494 and 73036503.

It is not an unprimeable number, because it can be changed into a prime (73036531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57336 + ... + 58595.

It is an arithmetic number, because the mean of its divisors is an integer number (4521348).

Almost surely, 2^73036530 is an apocalyptic number.

73036530 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

73036530 is an abundant number, since it is smaller than the sum of its proper divisors (143988174).

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

73036530 is a wasteful number, since it uses less digits than its factorization.

73036530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115951 (or 115948 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 27.

The square root of 73036530 is about 8546.1412344988. The cubic root of 73036530 is about 418.0036209175.

Adding to 73036530 its reverse (3563037), we get a palindrome (76599567).

The spelling of 73036530 in words is "seventy-three million, thirty-six thousand, five hundred thirty".