493136604 has 36 divisors (see below), whose sum is σ = 1247775984. Its totient is φ = 164215872.

The previous prime is 493136593. The next prime is 493136647. The reversal of 493136604 is 406631394.

493136604 is a `hidden beast` number, since 49 + 3 + 1 + 3 + 6 + 604 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33249 + ... + 45735.

It is an arithmetic number, because the mean of its divisors is an integer number (34660444).

Almost surely, 2^493136604 is an apocalyptic number.

It is an amenable number.

493136604 is an abundant number, since it is smaller than the sum of its proper divisors (754639380).

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

493136604 is a wasteful number, since it uses less digits than its factorization.

493136604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13594 (or 13589 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 493136604 is about 22206.6792654823. The cubic root of 493136604 is about 790.0521270950.

Adding to 493136604 its reverse (406631394), we get a palindrome (899767998).

The spelling of 493136604 in words is "four hundred ninety-three million, one hundred thirty-six thousand, six hundred four".