72359222 has 8 divisors (see below), whose sum is σ = 116888016. Its totient is φ = 33396552.

The previous prime is 72359213. The next prime is 72359249. The reversal of 72359222 is 22295327.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1391498 + ... + 1391549.

It is an arithmetic number, because the mean of its divisors is an integer number (14611002).

Almost surely, 2^72359222 is an apocalyptic number.

72359222 is a deficient number, since it is larger than the sum of its proper divisors (44528794).

72359222 is a wasteful number, since it uses less digits than its factorization.

72359222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783062.

The product of its digits is 15120, while the sum is 32.

The square root of 72359222 is about 8506.4223972243. The cubic root of 72359222 is about 416.7074800199.

The spelling of 72359222 in words is "seventy-two million, three hundred fifty-nine thousand, two hundred twenty-two".