493342691 has 8 divisors (see below), whose sum is σ = 506380800. Its totient is φ = 480410568.

The previous prime is 493342667. The next prime is 493342699. The reversal of 493342691 is 196243394.

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 493342691 - 2¹⁴ = 493326307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493342699) 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, 17021 + ... + 35726.

It is an arithmetic number, because the mean of its divisors is an integer number (63297600).

Almost surely, 2^493342691 is an apocalyptic number.

493342691 is a deficient number, since it is larger than the sum of its proper divisors (13038109).

493342691 is a wasteful number, since it uses less digits than its factorization.

493342691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52993.

The product of its digits is 139968, while the sum is 41.

The square root of 493342691 is about 22211.3189837974. The cubic root of 493342691 is about 790.1621688126.

It can be divided in two parts, 49334 and 2691, that added together give a palindrome (52025).

The spelling of 493342691 in words is "four hundred ninety-three million, three hundred forty-two thousand, six hundred ninety-one".