4493636532 has 324 divisors, whose sum is σ = 14942605860. Its totient is φ = 1133637120.

The previous prime is 4493636461. The next prime is 4493636533. The reversal of 4493636532 is 2356363944.

4493636532 is a `hidden beast` number, since 4 + 4 + 9 + 3 + 636 + 5 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2443720356 + 2049916176 = 49434^2 + 45276^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4493636533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 7897144 + ... + 7897712.

Almost surely, 2^4493636532 is an apocalyptic number.

4493636532 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4493636532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7471302930).

4493636532 is an abundant number, since it is smaller than the sum of its proper divisors (10448969328).

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

4493636532 is a wasteful number, since it uses less digits than its factorization.

4493636532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 629 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 45.

The square root of 4493636532 is about 67034.5920551472. The cubic root of 4493636532 is about 1650.1850459132.

The spelling of 4493636532 in words is "four billion, four hundred ninety-three million, six hundred thirty-six thousand, five hundred thirty-two".