72384532 has 24 divisors (see below), whose sum is σ = 138710880. Its totient is φ = 32777760.

The previous prime is 72384527. The next prime is 72384541. The reversal of 72384532 is 23548327.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9219 + ... + 15157.

It is an arithmetic number, because the mean of its divisors is an integer number (5779620).

Almost surely, 2^72384532 is an apocalyptic number.

It is an amenable number.

72384532 is a deficient number, since it is larger than the sum of its proper divisors (66326348).

72384532 is a wasteful number, since it uses less digits than its factorization.

72384532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6231 (or 6229 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 72384532 is about 8507.9099666134. The cubic root of 72384532 is about 416.7560600376.

The spelling of 72384532 in words is "seventy-two million, three hundred eighty-four thousand, five hundred thirty-two".