723432616 has 64 divisors (see below), whose sum is σ = 1489259520. Its totient is φ = 328373760.

The previous prime is 723432587. The next prime is 723432643. The reversal of 723432616 is 616234327.

723432616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301116 + ... + 303508.

It is an arithmetic number, because the mean of its divisors is an integer number (23269680).

Almost surely, 2^723432616 is an apocalyptic number.

It is an amenable number.

723432616 is an abundant number, since it is smaller than the sum of its proper divisors (765826904).

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

723432616 is a wasteful number, since it uses less digits than its factorization.

723432616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506 (or 2502 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The square root of 723432616 is about 26896.7026975427. The cubic root of 723432616 is about 897.7030382010.

The spelling of 723432616 in words is "seven hundred twenty-three million, four hundred thirty-two thousand, six hundred sixteen".