723829928 has 16 divisors (see below), whose sum is σ = 1428612000. Its totient is φ = 342866736.

The previous prime is 723829921. The next prime is 723829973. The reversal of 723829928 is 829928327.

It is not an unprimeable number, because it can be changed into a prime (723829921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380868 + ... + 2381171.

It is an arithmetic number, because the mean of its divisors is an integer number (89288250).

Almost surely, 2^723829928 is an apocalyptic number.

It is an amenable number.

723829928 is a deficient number, since it is larger than the sum of its proper divisors (704782072).

723829928 is a wasteful number, since it uses less digits than its factorization.

723829928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4762064 (or 4762060 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 723829928 is about 26904.0875704790. The cubic root of 723829928 is about 897.8673487887.

It can be divided in two parts, 7238299 and 28, that added together give a palindrome (7238327).

The spelling of 723829928 in words is "seven hundred twenty-three million, eight hundred twenty-nine thousand, nine hundred twenty-eight".