72984506 has 8 divisors (see below), whose sum is σ = 125116320. Its totient is φ = 31279068.

The previous prime is 72984479. The next prime is 72984523. The reversal of 72984506 is 60548927.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2606576 + ... + 2606603.

It is an arithmetic number, because the mean of its divisors is an integer number (15639540).

Almost surely, 2^72984506 is an apocalyptic number.

72984506 is a deficient number, since it is larger than the sum of its proper divisors (52131814).

72984506 is a wasteful number, since it uses less digits than its factorization.

72984506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213188.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 72984506 is about 8543.0969794332. The cubic root of 72984506 is about 417.9043491982.

The spelling of 72984506 in words is "seventy-two million, nine hundred eighty-four thousand, five hundred six".