2725272730 has 16 divisors (see below), whose sum is σ = 4907547720. Its totient is φ = 1089652032.

The previous prime is 2725272721. The next prime is 2725272749. The reversal of 2725272730 is 372725272.

It can be written as a sum of positive squares in 4 ways, for example, as 2724944401 + 328329 = 52201^2 + 573^2 .

It is a super-2 number, since 2×2725272730² = 14854222905763305800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2725272730.

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, 31545 + ... + 80284.

Almost surely, 2^2725272730 is an apocalyptic number.

2725272730 is a deficient number, since it is larger than the sum of its proper divisors (2182274990).

2725272730 is a wasteful number, since it uses less digits than its factorization.

2725272730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114273.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 2725272730 is about 52204.1447588216. The cubic root of 2725272730 is about 1396.8078170739.

The spelling of 2725272730 in words is "two billion, seven hundred twenty-five million, two hundred seventy-two thousand, seven hundred thirty".