723423704 has 16 divisors (see below), whose sum is σ = 1393080000. Its totient is φ = 351935712.

The previous prime is 723423691. The next prime is 723423709. The reversal of 723423704 is 407324327.

723423704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723423709) 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, 1221704 + ... + 1222295.

It is an arithmetic number, because the mean of its divisors is an integer number (87067500).

Almost surely, 2^723423704 is an apocalyptic number.

723423704 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

723423704 is a deficient number, since it is larger than the sum of its proper divisors (669656296).

723423704 is a wasteful number, since it uses less digits than its factorization.

723423704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444042 (or 2444038 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 723423704 is about 26896.5370261675. The cubic root of 723423704 is about 897.6993519040.

The spelling of 723423704 in words is "seven hundred twenty-three million, four hundred twenty-three thousand, seven hundred four".