4493742628 has 6 divisors (see below), whose sum is σ = 7864049606. Its totient is φ = 2246871312.

The previous prime is 4493742619. The next prime is 4493742629. The reversal of 4493742628 is 8262473944.

It can be written as a sum of positive squares in only one way, i.e., 3194284324 + 1299458304 = 56518^2 + 36048^2 .

It is not an unprimeable number, because it can be changed into a prime (4493742629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561717825 + ... + 561717832.

Almost surely, 2^4493742628 is an apocalyptic number.

It is an amenable number.

4493742628 is a deficient number, since it is larger than the sum of its proper divisors (3370306978).

4493742628 is a wasteful number, since it uses less digits than its factorization.

4493742628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123435661 (or 1123435659 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 49.

The square root of 4493742628 is about 67035.3834030954. The cubic root of 4493742628 is about 1650.1980329192.

The spelling of 4493742628 in words is "four billion, four hundred ninety-three million, seven hundred forty-two thousand, six hundred twenty-eight".