2731879330 has 32 divisors (see below), whose sum is σ = 4953984624. Its totient is φ = 1084640256.

The previous prime is 2731879321. The next prime is 2731879331. The reversal of 2731879330 is 339781372.

It can be written as a sum of positive squares in 8 ways, for example, as 1459316401 + 1272562929 = 38201^2 + 35673^2 .

It is not an unprimeable number, because it can be changed into a prime (2731879331) 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, 1647862 + ... + 1649518.

Almost surely, 2^2731879330 is an apocalyptic number.

2731879330 is a deficient number, since it is larger than the sum of its proper divisors (2222105294).

2731879330 is a wasteful number, since it uses less digits than its factorization.

2731879330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 2731879330 is about 52267.3830414342. The cubic root of 2731879330 is about 1397.9356190116.

The spelling of 2731879330 in words is "two billion, seven hundred thirty-one million, eight hundred seventy-nine thousand, three hundred thirty".