726725698 has 8 divisors (see below), whose sum is σ = 1092047292. Its totient is φ = 362709936.

The previous prime is 726725677. The next prime is 726725719. The reversal of 726725698 is 896527627.

It is an interprime number because it is at equal distance from previous prime (726725677) and next prime (726725719).

It can be written as a sum of positive squares in 2 ways, for example, as 554932249 + 171793449 = 23557^2 + 13107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 325065 + ... + 327292.

Almost surely, 2^726725698 is an apocalyptic number.

726725698 is a deficient number, since it is larger than the sum of its proper divisors (365321594).

726725698 is a wasteful number, since it uses less digits than its factorization.

726725698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652916.

The product of its digits is 2540160, while the sum is 52.

The square root of 726725698 is about 26957.8503964986. The cubic root of 726725698 is about 899.0630982730.

The spelling of 726725698 in words is "seven hundred twenty-six million, seven hundred twenty-five thousand, six hundred ninety-eight".