493323400 has 48 divisors (see below), whose sum is σ = 1161532800. Its totient is φ = 194825280.

The previous prime is 493323377. The next prime is 493323401. The reversal of 493323400 is 4323394.

It is not an unprimeable number, because it can be changed into a prime (493323401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189 + ... + 31411.

It is an arithmetic number, because the mean of its divisors is an integer number (24198600).

Almost surely, 2^493323400 is an apocalyptic number.

493323400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 493323400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580766400).

493323400 is an abundant number, since it is smaller than the sum of its proper divisors (668209400).

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

493323400 is a wasteful number, since it uses less digits than its factorization.

493323400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31318 (or 31309 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 493323400 is about 22210.8847189841. The cubic root of 493323400 is about 790.1518695369.

Adding to 493323400 its reverse (4323394), we get a palindrome (497646794).

The spelling of 493323400 in words is "four hundred ninety-three million, three hundred twenty-three thousand, four hundred".