494936064 has 252 divisors, whose sum is σ = 1675292814. Its totient is φ = 140378112.

The previous prime is 494936053. The next prime is 494936077. The reversal of 494936064 is 460639494.

It is a happy number.

494936064 is a `hidden beast` number, since 49 + 493 + 60 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 406425600 + 88510464 = 20160^2 + 9408^2 .

It is a tau number, because it is divible by the number of its divisors (252).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3612604 + ... + 3612740.

Almost surely, 2^494936064 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 494936064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837646407).

494936064 is an abundant number, since it is smaller than the sum of its proper divisors (1180356750).

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

494936064 is a wasteful number, since it uses less digits than its factorization.

494936064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 494936064 is about 22247.1585601398. The cubic root of 494936064 is about 791.0119297546.

The spelling of 494936064 in words is "four hundred ninety-four million, nine hundred thirty-six thousand, sixty-four".