493346729 has 4 divisors (see below), whose sum is σ = 493415940. Its totient is φ = 493277520.

The previous prime is 493346713. The next prime is 493346743. The reversal of 493346729 is 927643394.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 927643394 = 2 ⋅463821697.

It can be written as a sum of positive squares in 2 ways, for example, as 208513600 + 284833129 = 14440^2 + 16877^2 .

It is a cyclic number.

It is not a de Polignac number, because 493346729 - 2⁴ = 493346713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493346759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22502 + ... + 38639.

It is an arithmetic number, because the mean of its divisors is an integer number (123353985).

Almost surely, 2^493346729 is an apocalyptic number.

It is an amenable number.

493346729 is a deficient number, since it is larger than the sum of its proper divisors (69211).

493346729 is an equidigital number, since it uses as much as digits as its factorization.

493346729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69210.

The product of its digits is 979776, while the sum is 47.

The square root of 493346729 is about 22211.4098832109. The cubic root of 493346729 is about 790.1643246272.

The spelling of 493346729 in words is "four hundred ninety-three million, three hundred forty-six thousand, seven hundred twenty-nine".