72367328 has 24 divisors (see below), whose sum is σ = 155426040. Its totient is φ = 32894080.

The previous prime is 72367297. The next prime is 72367369. The reversal of 72367328 is 82376327.

It is a junction number, because it is equal to n+sod(n) for n = 72367291 and 72367300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102443 + ... + 103146.

It is an arithmetic number, because the mean of its divisors is an integer number (6476085).

Almost surely, 2^72367328 is an apocalyptic number.

It is an amenable number.

72367328 is an abundant number, since it is smaller than the sum of its proper divisors (83058712).

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

72367328 is a wasteful number, since it uses less digits than its factorization.

72367328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205610 (or 205602 counting only the distinct ones).

The product of its digits is 84672, while the sum is 38.

The square root of 72367328 is about 8506.8988474061. The cubic root of 72367328 is about 416.7230399104.

The spelling of 72367328 in words is "seventy-two million, three hundred sixty-seven thousand, three hundred twenty-eight".