722935730 has 16 divisors (see below), whose sum is σ = 1419583104. Its totient is φ = 262885680.

The previous prime is 722935663. The next prime is 722935771. The reversal of 722935730 is 37539227.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3285962 + ... + 3286181.

It is an arithmetic number, because the mean of its divisors is an integer number (88723944).

Almost surely, 2^722935730 is an apocalyptic number.

722935730 is a deficient number, since it is larger than the sum of its proper divisors (696647374).

722935730 is a wasteful number, since it uses less digits than its factorization.

722935730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6572161.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 722935730 is about 26887.4641794276. The cubic root of 722935730 is about 897.4974635445.

The spelling of 722935730 in words is "seven hundred twenty-two million, nine hundred thirty-five thousand, seven hundred thirty".