2720632306 has 32 divisors (see below), whose sum is σ = 4913424000. Its totient is φ = 1103715072.

The previous prime is 2720632283. The next prime is 2720632307. The reversal of 2720632306 is 6032360272.

It is not an unprimeable number, because it can be changed into a prime (2720632307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392640 + ... + 399508.

It is an arithmetic number, because the mean of its divisors is an integer number (153544500).

Almost surely, 2^2720632306 is an apocalyptic number.

2720632306 is a deficient number, since it is larger than the sum of its proper divisors (2192791694).

2720632306 is a wasteful number, since it uses less digits than its factorization.

2720632306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8386.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 2720632306 is about 52159.6808464162. The cubic root of 2720632306 is about 1396.0145676676.

Adding to 2720632306 its reverse (6032360272), we get a palindrome (8752992578).

The spelling of 2720632306 in words is "two billion, seven hundred twenty million, six hundred thirty-two thousand, three hundred six".