2731628306 has 16 divisors (see below), whose sum is σ = 4732875360. Its totient is φ = 1168610880.

The previous prime is 2731628299. The next prime is 2731628377. The reversal of 2731628306 is 6038261372.

It is a self number, because there is not a number n which added to its sum of digits gives 2731628306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3651536 + ... + 3652283.

It is an arithmetic number, because the mean of its divisors is an integer number (295804710).

Almost surely, 2^2731628306 is an apocalyptic number.

2731628306 is a deficient number, since it is larger than the sum of its proper divisors (2001247054).

2731628306 is a wasteful number, since it uses less digits than its factorization.

2731628306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303849.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 2731628306 is about 52264.9816416308. The cubic root of 2731628306 is about 1397.8928003635.

Adding to 2731628306 its reverse (6038261372), we get a palindrome (8769889678).

The spelling of 2731628306 in words is "two billion, seven hundred thirty-one million, six hundred twenty-eight thousand, three hundred six".