493861028 has 12 divisors (see below), whose sum is σ = 865386060. Its totient is φ = 246607872.

The previous prime is 493861021. The next prime is 493861061. The reversal of 493861028 is 820168394.

It can be written as a sum of positive squares in 2 ways, for example, as 310041664 + 183819364 = 17608^2 + 13558^2 .

It is not an unprimeable number, because it can be changed into a prime (493861021) 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 3 ways as a sum of consecutive naturals, for example, 77201 + ... + 83352.

It is an arithmetic number, because the mean of its divisors is an integer number (72115505).

Almost surely, 2^493861028 is an apocalyptic number.

It is an amenable number.

493861028 is a deficient number, since it is larger than the sum of its proper divisors (371525032).

493861028 is a wasteful number, since it uses less digits than its factorization.

493861028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161326 (or 161324 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 493861028 is about 22222.9842280464. The cubic root of 493861028 is about 790.4388033840.

The spelling of 493861028 in words is "four hundred ninety-three million, eight hundred sixty-one thousand, twenty-eight".