2748780434 has 8 divisors (see below), whose sum is σ = 4123927740. Its totient is φ = 1374137856.

The previous prime is 2748780427. The next prime is 2748780469. The reversal of 2748780434 is 4340878472.

It can be written as a sum of positive squares in 2 ways, for example, as 2746074409 + 2706025 = 52403^2 + 1645^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112259 + ... + 134534.

Almost surely, 2^2748780434 is an apocalyptic number.

2748780434 is a deficient number, since it is larger than the sum of its proper divisors (1375147306).

2748780434 is a wasteful number, since it uses less digits than its factorization.

2748780434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252364.

The product of its (nonzero) digits is 1204224, while the sum is 47.

The square root of 2748780434 is about 52428.8130134566. The cubic root of 2748780434 is about 1400.8125273165.

The spelling of 2748780434 in words is "two billion, seven hundred forty-eight million, seven hundred eighty thousand, four hundred thirty-four".