73272352 has 12 divisors (see below), whose sum is σ = 144255006. Its totient is φ = 36636160.

The previous prime is 73272349. The next prime is 73272391. The reversal of 73272352 is 25327237.

It can be written as a sum of positive squares in only one way, i.e., 71301136 + 1971216 = 8444^2 + 1404^2 .

It is a super-2 number, since 2×73272352² = 10737675135223808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144849 + ... + 1144912.

Almost surely, 2^73272352 is an apocalyptic number.

It is an amenable number.

73272352 is a deficient number, since it is larger than the sum of its proper divisors (70982654).

73272352 is a wasteful number, since it uses less digits than its factorization.

73272352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289771 (or 2289763 counting only the distinct ones).

The product of its digits is 17640, while the sum is 31.

The square root of 73272352 is about 8559.9271024933. The cubic root of 73272352 is about 418.4530240981.

Adding to 73272352 its reverse (25327237), we get a palindrome (98599589).

It can be divided in two parts, 7327235 and 2, that added together give a palindrome (7327237).

The spelling of 73272352 in words is "seventy-three million, two hundred seventy-two thousand, three hundred fifty-two".