493293644 has 12 divisors (see below), whose sum is σ = 864065664. Its totient is φ = 246417744.

The previous prime is 493293629. The next prime is 493293653. The reversal of 493293644 is 446392394.

It is a junction number, because it is equal to n+sod(n) for n = 493293595 and 493293604.

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, 52379 + ... + 61074.

It is an arithmetic number, because the mean of its divisors is an integer number (72005472).

Almost surely, 2^493293644 is an apocalyptic number.

It is an amenable number.

493293644 is a deficient number, since it is larger than the sum of its proper divisors (370772020).

493293644 is a wasteful number, since it uses less digits than its factorization.

493293644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114544 (or 114542 counting only the distinct ones).

The product of its digits is 559872, while the sum is 44.

The square root of 493293644 is about 22210.2148571327. The cubic root of 493293644 is about 790.1359825739.

The spelling of 493293644 in words is "four hundred ninety-three million, two hundred ninety-three thousand, six hundred forty-four".