723338072 has 32 divisors (see below), whose sum is σ = 1391584320. Its totient is φ = 352277760.

The previous prime is 723338071. The next prime is 723338081. The reversal of 723338072 is 270833327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723338071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260033 + ... + 262799.

It is an arithmetic number, because the mean of its divisors is an integer number (43487010).

Almost surely, 2^723338072 is an apocalyptic number.

It is an amenable number.

723338072 is a deficient number, since it is larger than the sum of its proper divisors (668246248).

723338072 is a wasteful number, since it uses less digits than its factorization.

723338072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3611 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 723338072 is about 26894.9451012639. The cubic root of 723338072 is about 897.6639301432.

The spelling of 723338072 in words is "seven hundred twenty-three million, three hundred thirty-eight thousand, seventy-two".