4493603890 has 16 divisors (see below), whose sum is σ = 8090284608. Its totient is φ = 1797042096.

The previous prime is 4493603869. The next prime is 4493603893. The reversal of 4493603890 is 983063944.

It is a self number, because there is not a number n which added to its sum of digits gives 4493603890.

It is not an unprimeable number, because it can be changed into a prime (4493603893) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 342 + ... + 94801.

It is an arithmetic number, because the mean of its divisors is an integer number (505642788).

Almost surely, 2^4493603890 is an apocalyptic number.

4493603890 is a deficient number, since it is larger than the sum of its proper divisors (3596680718).

4493603890 is a wasteful number, since it uses less digits than its factorization.

4493603890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99873.

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 4493603890 is about 67034.3485833942. The cubic root of 4493603890 is about 1650.1810502280.

The spelling of 4493603890 in words is "four billion, four hundred ninety-three million, six hundred three thousand, eight hundred ninety".