494975536 has 80 divisors (see below), whose sum is σ = 1166175360. Its totient is φ = 200586240.

The previous prime is 494975531. The next prime is 494975539. The reversal of 494975536 is 635579494.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (494975531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52495 + ... + 61201.

It is an arithmetic number, because the mean of its divisors is an integer number (14577192).

Almost surely, 2^494975536 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 494975536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583087680).

494975536 is an abundant number, since it is smaller than the sum of its proper divisors (671199824).

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

494975536 is a wasteful number, since it uses less digits than its factorization.

494975536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762 (or 8756 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 52.

The square root of 494975536 is about 22248.0456669794. The cubic root of 494975536 is about 791.0329573816.

The spelling of 494975536 in words is "four hundred ninety-four million, nine hundred seventy-five thousand, five hundred thirty-six".