4636315242 has 72 divisors (see below), whose sum is σ = 11517490764. Its totient is φ = 1342628352.

The previous prime is 4636315223. The next prime is 4636315247. The reversal of 4636315242 is 2425136364.

4636315242 is a `hidden beast` number, since 4 + 636 + 3 + 15 + 2 + 4 + 2 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 2422706841 + 2213608401 = 49221^2 + 47049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4636315197 and 4636315206.

It is not an unprimeable number, because it can be changed into a prime (4636315247) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6888 + ... + 96540.

Almost surely, 2^4636315242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4636315242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5758745382).

4636315242 is an abundant number, since it is smaller than the sum of its proper divisors (6881175522).

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

4636315242 is a wasteful number, since it uses less digits than its factorization.

4636315242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89704 (or 89688 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 4636315242 is about 68090.4930368403. The cubic root of 4636315242 is about 1667.4685542750.

The spelling of 4636315242 in words is "four billion, six hundred thirty-six million, three hundred fifteen thousand, two hundred forty-two".