73272252 has 24 divisors (see below), whose sum is σ = 171997056. Its totient is φ = 24277168.

The previous prime is 73272229. The next prime is 73272253. The reversal of 73272252 is 25227237.

It is a super-3 number, since 3×73272252³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73272253) 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, 16278 + ... + 20285.

It is an arithmetic number, because the mean of its divisors is an integer number (7166544).

Almost surely, 2^73272252 is an apocalyptic number.

It is an amenable number.

73272252 is an abundant number, since it is smaller than the sum of its proper divisors (98724804).

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

73272252 is a wasteful number, since it uses less digits than its factorization.

73272252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36737 (or 36735 counting only the distinct ones).

The product of its digits is 11760, while the sum is 30.

The square root of 73272252 is about 8559.9212613201. The cubic root of 73272252 is about 418.4528337338.

Adding to 73272252 its reverse (25227237), we get a palindrome (98499489).

The spelling of 73272252 in words is "seventy-three million, two hundred seventy-two thousand, two hundred fifty-two".