726622930 has 16 divisors (see below), whose sum is σ = 1426823424. Its totient is φ = 264226480.

The previous prime is 726622921. The next prime is 726622931. The reversal of 726622930 is 39226627.

It is a self number, because there is not a number n which added to its sum of digits gives 726622930.

It is not an unprimeable number, because it can be changed into a prime (726622931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3302722 + ... + 3302941.

It is an arithmetic number, because the mean of its divisors is an integer number (89176464).

Almost surely, 2^726622930 is an apocalyptic number.

726622930 is a deficient number, since it is larger than the sum of its proper divisors (700200494).

726622930 is a wasteful number, since it uses less digits than its factorization.

726622930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6605681.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 726622930 is about 26955.9442424115. The cubic root of 726622930 is about 899.0207167287.

The spelling of 726622930 in words is "seven hundred twenty-six million, six hundred twenty-two thousand, nine hundred thirty".