72332066 has 8 divisors (see below), whose sum is σ = 109012944. Its totient is φ = 35994420.

The previous prime is 72332047. The next prime is 72332087. The reversal of 72332066 is 66023327.

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

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, 85280 + ... + 86123.

It is an arithmetic number, because the mean of its divisors is an integer number (13626618).

Almost surely, 2^72332066 is an apocalyptic number.

72332066 is a deficient number, since it is larger than the sum of its proper divisors (36680878).

72332066 is a wasteful number, since it uses less digits than its factorization.

72332066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171616.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 72332066 is about 8504.8260417248. The cubic root of 72332066 is about 416.6553441901.

The spelling of 72332066 in words is "seventy-two million, three hundred thirty-two thousand, sixty-six".