726017682 has 48 divisors (see below), whose sum is σ = 1577878848. Its totient is φ = 221384640.

The previous prime is 726017659. The next prime is 726017687. The reversal of 726017682 is 286710627.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 726017682.

It is not an unprimeable number, because it can be changed into a prime (726017687) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2334307 + ... + 2334617.

It is an arithmetic number, because the mean of its divisors is an integer number (32872476).

Almost surely, 2^726017682 is an apocalyptic number.

726017682 is an abundant number, since it is smaller than the sum of its proper divisors (851861166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726017682 is a wasteful number, since it uses less digits than its factorization.

726017682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 726017682 is about 26944.7152889022. The cubic root of 726017682 is about 898.7710312233.

It can be divided in two parts, 7260 and 17682, that added together give a palindrome (24942).

The spelling of 726017682 in words is "seven hundred twenty-six million, seventeen thousand, six hundred eighty-two".