493310000 has 50 divisors (see below), whose sum is σ = 1194377052. Its totient is φ = 197320000.

The previous prime is 493309969. The next prime is 493310009. The reversal of 493310000 is 13394.

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-2 number, since 2×493310000² = 486709512200000000, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (493310009) 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 9 ways as a sum of consecutive naturals, for example, 14666 + ... + 34665.

Almost surely, 2^493310000 is an apocalyptic number.

493310000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

493310000 is an abundant number, since it is smaller than the sum of its proper divisors (701067052).

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

493310000 is an equidigital number, since it uses as much as digits as its factorization.

493310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49359 (or 49338 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 493310000 is about 22210.5830630355. The cubic root of 493310000 is about 790.1447152504.

Adding to 493310000 its reverse (13394), we get a palindrome (493323394).

The spelling of 493310000 in words is "four hundred ninety-three million, three hundred ten thousand".