723104256 has 160 divisors (see below), whose sum is σ = 2225393280. Its totient is φ = 204374016.

The previous prime is 723104237. The next prime is 723104269. The reversal of 723104256 is 652401327.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1171660 + ... + 1172276.

It is an arithmetic number, because the mean of its divisors is an integer number (13908708).

Almost surely, 2^723104256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 723104256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112696640).

723104256 is an abundant number, since it is smaller than the sum of its proper divisors (1502289024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

723104256 is a wasteful number, since it uses less digits than its factorization.

723104256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 723104256 is about 26890.5979107940. The cubic root of 723104256 is about 897.5671976854.

The spelling of 723104256 in words is "seven hundred twenty-three million, one hundred four thousand, two hundred fifty-six".