493749 has 8 divisors (see below), whose sum is σ = 731520. Its totient is φ = 329148.

The previous prime is 493747. The next prime is 493777. The reversal of 493749 is 947394.

It is not a de Polignac number, because 493749 - 2¹ = 493747 is a prime.

It is a plaindrome in base 5.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 493749.

It is not an unprimeable number, because it can be changed into a prime (493747) 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, 9117 + ... + 9170.

It is an arithmetic number, because the mean of its divisors is an integer number (91440).

2⁴⁹³⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

493749 is a deficient number, since it is larger than the sum of its proper divisors (237771).

493749 is a wasteful number, since it uses less digits than its factorization.

493749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18296 (or 18290 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 493749 is about 702.6727545593. The cubic root of 493749 is about 79.0379030850.

The spelling of 493749 in words is "four hundred ninety-three thousand, seven hundred forty-nine".