499994532 has 60 divisors (see below), whose sum is σ = 1315983900. Its totient is φ = 165530304.

The previous prime is 499994489. The next prime is 499994533. The reversal of 499994532 is 235499994.

It can be written as a sum of positive squares in 2 ways, for example, as 144144036 + 355850496 = 12006^2 + 18864^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (499994533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43098 + ... + 53454.

It is an arithmetic number, because the mean of its divisors is an integer number (21933065).

Almost surely, 2^499994532 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 499994532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657991950).

499994532 is an abundant number, since it is smaller than the sum of its proper divisors (815989368).

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

499994532 is a wasteful number, since it uses less digits than its factorization.

499994532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10522 (or 10511 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The square root of 499994532 is about 22360.5575064666. The cubic root of 499994532 is about 793.6976326706.

The spelling of 499994532 in words is "four hundred ninety-nine million, nine hundred ninety-four thousand, five hundred thirty-two".