493246839 has 8 divisors (see below), whose sum is σ = 665586432. Its totient is φ = 324869240.

The previous prime is 493246813. The next prime is 493246841. The reversal of 493246839 is 938642394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 493246839 - 2⁸ = 493246583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493246879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 990207 + ... + 990704.

It is an arithmetic number, because the mean of its divisors is an integer number (83198304).

Almost surely, 2^493246839 is an apocalyptic number.

493246839 is a deficient number, since it is larger than the sum of its proper divisors (172339593).

493246839 is a wasteful number, since it uses less digits than its factorization.

493246839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980997.

The product of its digits is 1119744, while the sum is 48.

The square root of 493246839 is about 22209.1611503001. The cubic root of 493246839 is about 790.1109917226.

The spelling of 493246839 in words is "four hundred ninety-three million, two hundred forty-six thousand, eight hundred thirty-nine".