724276216 has 16 divisors (see below), whose sum is σ = 1376622000. Its totient is φ = 357177024.

The previous prime is 724276199. The next prime is 724276229. The reversal of 724276216 is 612672427.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619516 + ... + 620683.

It is an arithmetic number, because the mean of its divisors is an integer number (86038875).

Almost surely, 2^724276216 is an apocalyptic number.

It is an amenable number.

724276216 is a deficient number, since it is larger than the sum of its proper divisors (652345784).

724276216 is a wasteful number, since it uses less digits than its factorization.

724276216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240278 (or 1240274 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 724276216 is about 26912.3803480852. The cubic root of 724276216 is about 898.0518419880.

The spelling of 724276216 in words is "seven hundred twenty-four million, two hundred seventy-six thousand, two hundred sixteen".