723724682 has 16 divisors (see below), whose sum is σ = 1100579400. Its totient is φ = 356885760.

The previous prime is 723724657. The next prime is 723724769. The reversal of 723724682 is 286427327.

It can be written as a sum of positive squares in 4 ways, for example, as 423083761 + 300640921 = 20569^2 + 17339^2 .

It is a super-2 number, since 2×723724682² = 1047554830672002248, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67832 + ... + 77772.

Almost surely, 2^723724682 is an apocalyptic number.

723724682 is a deficient number, since it is larger than the sum of its proper divisors (376854718).

723724682 is a wasteful number, since it uses less digits than its factorization.

723724682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10441.

The product of its digits is 225792, while the sum is 41.

The square root of 723724682 is about 26902.1315512359. The cubic root of 723724682 is about 897.8238295753.

The spelling of 723724682 in words is "seven hundred twenty-three million, seven hundred twenty-four thousand, six hundred eighty-two".