2730493256 has 16 divisors (see below), whose sum is σ = 5128035900. Its totient is φ = 1363017024.

The previous prime is 2730493223. The next prime is 2730493261. The reversal of 2730493256 is 6523940372.

It can be written as a sum of positive squares in 2 ways, for example, as 2728390756 + 2102500 = 52234^2 + 1450^2 .

It is a super-2 number, since 2×2730493256² = 14911186842122963072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273491 + ... + 283298.

Almost surely, 2^2730493256 is an apocalyptic number.

It is an amenable number.

2730493256 is a deficient number, since it is larger than the sum of its proper divisors (2397542644).

2730493256 is a wasteful number, since it uses less digits than its factorization.

2730493256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557408 (or 557404 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 2730493256 is about 52254.1219044010. The cubic root of 2730493256 is about 1397.6991554184.

The spelling of 2730493256 in words is "two billion, seven hundred thirty million, four hundred ninety-three thousand, two hundred fifty-six".