723973325 has 12 divisors (see below), whose sum is σ = 898100628. Its totient is φ = 578937600.

The previous prime is 723973319. The next prime is 723973331. The reversal of 723973325 is 523379327.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (723973319) and next prime (723973331).

It can be written as a sum of positive squares in 6 ways, for example, as 2621161 + 721352164 = 1619^2 + 26858^2 .

It is not a de Polignac number, because 723973325 - 2⁴ = 723973309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78455 + ... + 87195.

It is an arithmetic number, because the mean of its divisors is an integer number (74841719).

Almost surely, 2^723973325 is an apocalyptic number.

It is an amenable number.

723973325 is a deficient number, since it is larger than the sum of its proper divisors (174127303).

723973325 is a wasteful number, since it uses less digits than its factorization.

723973325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12064 (or 12059 counting only the distinct ones).

The product of its digits is 238140, while the sum is 41.

The square root of 723973325 is about 26906.7524052978. The cubic root of 723973325 is about 897.9266366490.

The spelling of 723973325 in words is "seven hundred twenty-three million, nine hundred seventy-three thousand, three hundred twenty-five".