726225682 has 16 divisors (see below), whose sum is σ = 1340724672. Its totient is φ = 287298000.

The previous prime is 726225649. The next prime is 726225691. The reversal of 726225682 is 286522627.

It is a happy number.

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, 1994944 + ... + 1995307.

It is an arithmetic number, because the mean of its divisors is an integer number (83795292).

Almost surely, 2^726225682 is an apocalyptic number.

726225682 is a deficient number, since it is larger than the sum of its proper divisors (614498990).

726225682 is a wasteful number, since it uses less digits than its factorization.

726225682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3990273.

The product of its digits is 161280, while the sum is 40.

The square root of 726225682 is about 26948.5747675086. The cubic root of 726225682 is about 898.8568539836.

The spelling of 726225682 in words is "seven hundred twenty-six million, two hundred twenty-five thousand, six hundred eighty-two".