727979696 has 40 divisors (see below), whose sum is σ = 1466572800. Its totient is φ = 349680960.

The previous prime is 727979689. The next prime is 727979711. The reversal of 727979696 is 696979727.

It is a Harshad number since it is a multiple of its sum of digits (62).

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 7 ways as a sum of consecutive naturals, for example, 63665 + ... + 74223.

It is an arithmetic number, because the mean of its divisors is an integer number (36664320).

Almost surely, 2^727979696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 727979696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733286400).

727979696 is an abundant number, since it is smaller than the sum of its proper divisors (738593104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

727979696 is a wasteful number, since it uses less digits than its factorization.

727979696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10737 (or 10731 counting only the distinct ones).

The product of its digits is 18003384, while the sum is 62.

The square root of 727979696 is about 26981.0988656874. The cubic root of 727979696 is about 899.5799257719.

The spelling of 727979696 in words is "seven hundred twenty-seven million, nine hundred seventy-nine thousand, six hundred ninety-six".