727282730 has 16 divisors (see below), whose sum is σ = 1344490920. Its totient is φ = 283050432.

The previous prime is 727282727. The next prime is 727282739. The reversal of 727282730 is 37282727.

727282730 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 4 ways, for example, as 710382409 + 16900321 = 26653^2 + 4111^2 .

It is not an unprimeable number, because it can be changed into a prime (727282739) 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, 982445 + ... + 983184.

Almost surely, 2^727282730 is an apocalyptic number.

727282730 is a deficient number, since it is larger than the sum of its proper divisors (617208190).

727282730 is a wasteful number, since it uses less digits than its factorization.

727282730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965673.

The product of its (nonzero) digits is 65856, while the sum is 38.

The square root of 727282730 is about 26968.1799534192. The cubic root of 727282730 is about 899.2927488900.

The spelling of 727282730 in words is "seven hundred twenty-seven million, two hundred eighty-two thousand, seven hundred thirty".