72330847 has 8 divisors (see below), whose sum is σ = 74832912. Its totient is φ = 69864000.

The previous prime is 72330829. The next prime is 72330887. The reversal of 72330847 is 74803327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72330847 - 2¹¹ = 72328799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72330827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4593 + ... + 12874.

It is an arithmetic number, because the mean of its divisors is an integer number (9354114).

Almost surely, 2^72330847 is an apocalyptic number.

72330847 is a deficient number, since it is larger than the sum of its proper divisors (2502065).

72330847 is a wasteful number, since it uses less digits than its factorization.

72330847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17609.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 72330847 is about 8504.7543762298. The cubic root of 72330847 is about 416.6530035698.

The spelling of 72330847 in words is "seventy-two million, three hundred thirty thousand, eight hundred forty-seven".