723964 has 12 divisors (see below), whose sum is σ = 1273888. Its totient is φ = 360000.

The previous prime is 723959. The next prime is 723967. The reversal of 723964 is 469327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723967) 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, 589 + ... + 1339.

2⁷²³⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

723964 is a deficient number, since it is larger than the sum of its proper divisors (549924).

723964 is a wasteful number, since it uses less digits than its factorization.

723964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 994 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 723964 is about 850.8607406621. The cubic root of 723964 is about 89.7922781442.

The spelling of 723964 in words is "seven hundred twenty-three thousand, nine hundred sixty-four".