493722345 has 16 divisors (see below), whose sum is σ = 808327872. Its totient is φ = 257194560.

The previous prime is 493722343. The next prime is 493722379. The reversal of 493722345 is 543227394.

It is not a de Polignac number, because 493722345 - 2¹ = 493722343 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (493722343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382086 + ... + 383375.

It is an arithmetic number, because the mean of its divisors is an integer number (50520492).

Almost surely, 2^493722345 is an apocalyptic number.

It is an amenable number.

493722345 is a deficient number, since it is larger than the sum of its proper divisors (314605527).

493722345 is a wasteful number, since it uses less digits than its factorization.

493722345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765512.

The product of its digits is 181440, while the sum is 39.

The square root of 493722345 is about 22219.8637484571. The cubic root of 493722345 is about 790.3648077449.

The spelling of 493722345 in words is "four hundred ninety-three million, seven hundred twenty-two thousand, three hundred forty-five".