4249538152 has 32 divisors (see below), whose sum is σ = 8182830600. Its totient is φ = 2067712000.

The previous prime is 4249538149. The next prime is 4249538159. The reversal of 4249538152 is 2518359424.

It can be written as a sum of positive squares in 4 ways, for example, as 4223180196 + 26357956 = 64986^2 + 5134^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4249538099 and 4249538108.

It is not an unprimeable number, because it can be changed into a prime (4249538159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115374 + ... + 147682.

Almost surely, 2^4249538152 is an apocalyptic number.

It is an amenable number.

4249538152 is a deficient number, since it is larger than the sum of its proper divisors (3933292448).

4249538152 is a wasteful number, since it uses less digits than its factorization.

4249538152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32757 (or 32753 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 4249538152 is about 65188.4817433264. The cubic root of 4249538152 is about 1619.7472236806.

The spelling of 4249538152 in words is "four billion, two hundred forty-nine million, five hundred thirty-eight thousand, one hundred fifty-two".