723871472 has 20 divisors (see below), whose sum is σ = 1426274040. Its totient is φ = 355800768.

The previous prime is 723871459. The next prime is 723871493. The reversal of 723871472 is 274178327.

723871472 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382463 + ... + 384350.

It is an arithmetic number, because the mean of its divisors is an integer number (71313702).

Almost surely, 2^723871472 is an apocalyptic number.

It is an amenable number.

723871472 is a deficient number, since it is larger than the sum of its proper divisors (702402568).

723871472 is a wasteful number, since it uses less digits than its factorization.

723871472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766880 (or 766874 counting only the distinct ones).

The product of its digits is 131712, while the sum is 41.

The square root of 723871472 is about 26904.8596353893. The cubic root of 723871472 is about 897.8845260685.

The spelling of 723871472 in words is "seven hundred twenty-three million, eight hundred seventy-one thousand, four hundred seventy-two".