72236234 has 8 divisors (see below), whose sum is σ = 123833568. Its totient is φ = 30958380.

The previous prime is 72236209. The next prime is 72236279. The reversal of 72236234 is 43263227.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 72236197 and 72236206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2579852 + ... + 2579879.

It is an arithmetic number, because the mean of its divisors is an integer number (15479196).

Almost surely, 2^72236234 is an apocalyptic number.

72236234 is a deficient number, since it is larger than the sum of its proper divisors (51597334).

72236234 is a wasteful number, since it uses less digits than its factorization.

72236234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5159740.

The product of its digits is 12096, while the sum is 29.

The square root of 72236234 is about 8499.1901967187. The cubic root of 72236234 is about 416.4712554268.

The spelling of 72236234 in words is "seventy-two million, two hundred thirty-six thousand, two hundred thirty-four".