726357330 has 24 divisors (see below), whose sum is σ = 1888529292. Its totient is φ = 193695264.

The previous prime is 726357329. The next prime is 726357337. The reversal of 726357330 is 33753627.

It is a happy number.

726357330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 724309569 + 2047761 = 26913^2 + 1431^2 .

It is not an unprimeable number, because it can be changed into a prime (726357337) 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, 4035229 + ... + 4035408.

Almost surely, 2^726357330 is an apocalyptic number.

726357330 is an abundant number, since it is smaller than the sum of its proper divisors (1162171962).

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

726357330 is a wasteful number, since it uses less digits than its factorization.

726357330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8070650 (or 8070647 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 36.

The square root of 726357330 is about 26951.0172349765. The cubic root of 726357330 is about 898.9111647213.

The spelling of 726357330 in words is "seven hundred twenty-six million, three hundred fifty-seven thousand, three hundred thirty".