72383552 has 28 divisors (see below), whose sum is σ = 152087580. Its totient is φ = 34062336.

The previous prime is 72383551. The next prime is 72383561. The reversal of 72383552 is 25538327.

It can be written as a sum of positive squares in 2 ways, for example, as 58125376 + 14258176 = 7624^2 + 3776^2 .

It is not an unprimeable number, because it can be changed into a prime (72383551) 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, 32177 + ... + 34352.

Almost surely, 2^72383552 is an apocalyptic number.

It is an amenable number.

72383552 is an abundant number, since it is smaller than the sum of its proper divisors (79704028).

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

72383552 is a wasteful number, since it uses less digits than its factorization.

72383552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66558 (or 66548 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 72383552 is about 8507.8523729552. The cubic root of 72383552 is about 416.7541792362.

The spelling of 72383552 in words is "seventy-two million, three hundred eighty-three thousand, five hundred fifty-two".