726585242 has 8 divisors (see below), whose sum is σ = 1090099296. Its totient is φ = 363218812.

The previous prime is 726585241. The next prime is 726585247. The reversal of 726585242 is 242585627.

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

It is a super-2 number, since 2×726585242² = 1055852227784397128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 726585242.

It is not an unprimeable number, because it can be changed into a prime (726585241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23648 + ... + 44859.

It is an arithmetic number, because the mean of its divisors is an integer number (136262412).

Almost surely, 2^726585242 is an apocalyptic number.

726585242 is a deficient number, since it is larger than the sum of its proper divisors (363514054).

726585242 is a wasteful number, since it uses less digits than its factorization.

726585242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73812.

The product of its digits is 268800, while the sum is 41.

The square root of 726585242 is about 26955.2451667574. The cubic root of 726585242 is about 899.0051731883.

The spelling of 726585242 in words is "seven hundred twenty-six million, five hundred eighty-five thousand, two hundred forty-two".