493663500 has 144 divisors (see below), whose sum is σ = 1699090848. Its totient is φ = 119664000.

The previous prime is 493663487. The next prime is 493663501. The reversal of 493663500 is 5366394.

493663500 is a `hidden beast` number, since 4 + 93 + 6 + 63 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (493663501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44514 + ... + 54486.

It is an arithmetic number, because the mean of its divisors is an integer number (11799242).

Almost surely, 2^493663500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 493663500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849545424).

493663500 is an abundant number, since it is smaller than the sum of its proper divisors (1205427348).

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

493663500 is a wasteful number, since it uses less digits than its factorization.

493663500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009 (or 9994 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 493663500 is about 22218.5395559654. The cubic root of 493663500 is about 790.3334062460. Note that the first 3 decimals are identical.

The spelling of 493663500 in words is "four hundred ninety-three million, six hundred sixty-three thousand, five hundred".