726465572 has 36 divisors (see below), whose sum is σ = 1488014640. Its totient is φ = 309418704.

The previous prime is 726465547. The next prime is 726465577. The reversal of 726465572 is 275564627.

726465572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (726465577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20579 + ... + 43317.

It is an arithmetic number, because the mean of its divisors is an integer number (41333740).

Almost surely, 2^726465572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 726465572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744007320).

726465572 is an abundant number, since it is smaller than the sum of its proper divisors (761549068).

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

726465572 is a wasteful number, since it uses less digits than its factorization.

726465572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22920 (or 22911 counting only the distinct ones).

The product of its digits is 705600, while the sum is 44.

The square root of 726465572 is about 26953.0252847431. The cubic root of 726465572 is about 898.9558145126.

The spelling of 726465572 in words is "seven hundred twenty-six million, four hundred sixty-five thousand, five hundred seventy-two".