9072433720 has 64 divisors (see below), whose sum is σ = 24343441920. Its totient is φ = 2975305344.

The previous prime is 9072433703. The next prime is 9072433757. The reversal of 9072433720 is 273342709.

It is a self number, because there is not a number n which added to its sum of digits gives 9072433720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697942 + ... + 710821.

It is an arithmetic number, because the mean of its divisors is an integer number (380366280).

Almost surely, 2^9072433720 is an apocalyptic number.

It is an amenable number.

9072433720 is an abundant number, since it is smaller than the sum of its proper divisors (15271008200).

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

9072433720 is a wasteful number, since it uses less digits than its factorization.

9072433720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408804 (or 1408800 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 9072433720 is about 95249.3239871024. The cubic root of 9072433720 is about 2085.6492232249.

The spelling of 9072433720 in words is "nine billion, seventy-two million, four hundred thirty-three thousand, seven hundred twenty".