493493824 has 28 divisors (see below), whose sum is σ = 981265500. Its totient is φ = 246245888.

The previous prime is 493493813. The next prime is 493493837. The reversal of 493493824 is 428394394.

It can be written as a sum of positive squares in 2 ways, for example, as 375119424 + 118374400 = 19368^2 + 10880^2 .

It is a super-2 number, since 2×493493824² = 487072308652285952, which contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 25002 + ... + 40150.

Almost surely, 2^493493824 is an apocalyptic number.

It is an amenable number.

493493824 is a deficient number, since it is larger than the sum of its proper divisors (487771676).

493493824 is a wasteful number, since it uses less digits than its factorization.

493493824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15670 (or 15660 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 493493824 is about 22214.7208850348. The cubic root of 493493824 is about 790.2428479488.

The spelling of 493493824 in words is "four hundred ninety-three million, four hundred ninety-three thousand, eight hundred twenty-four".