493400 has 24 divisors (see below), whose sum is σ = 1147620. Its totient is φ = 197280.

The previous prime is 493399. The next prime is 493403. The reversal of 493400 is 4394.

493400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 493400.

It is not an unprimeable number, because it can be changed into a prime (493403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1034 + ... + 1433.

2⁴⁹³⁴⁰⁰ is an apocalyptic number.

493400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

493400 is an abundant number, since it is smaller than the sum of its proper divisors (654220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

493400 is a wasteful number, since it uses less digits than its factorization.

493400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 493400 is about 702.4243731534. The cubic root of 493400 is about 79.0192763942.

Adding to 493400 its reverse (4394), we get a palindrome (497794).

The spelling of 493400 in words is "four hundred ninety-three thousand, four hundred".