723125726 has 4 divisors (see below), whose sum is σ = 1084688592. Its totient is φ = 361562862.

The previous prime is 723125657. The next prime is 723125779. The reversal of 723125726 is 627521327.

723125726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 627521327 = 15803 ⋅39709.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180781430 + ... + 180781433.

It is an arithmetic number, because the mean of its divisors is an integer number (271172148).

Almost surely, 2^723125726 is an apocalyptic number.

723125726 is a deficient number, since it is larger than the sum of its proper divisors (361562866).

723125726 is a wasteful number, since it uses less digits than its factorization.

723125726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361562865.

The product of its digits is 35280, while the sum is 35.

The square root of 723125726 is about 26890.9971179947. The cubic root of 723125726 is about 897.5760809489.

The spelling of 723125726 in words is "seven hundred twenty-three million, one hundred twenty-five thousand, seven hundred twenty-six".