3853656530 has 8 divisors (see below), whose sum is σ = 6936581772. Its totient is φ = 1541462608.

The previous prime is 3853656511. The next prime is 3853656539. The reversal of 3853656530 is 356563583.

It can be written as a sum of positive squares in 2 ways, for example, as 3608765329 + 244891201 = 60073^2 + 15649^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3853656539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192682817 + ... + 192682836.

Almost surely, 2^3853656530 is an apocalyptic number.

3853656530 is a deficient number, since it is larger than the sum of its proper divisors (3082925242).

3853656530 is a wasteful number, since it uses less digits than its factorization.

3853656530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385365660.

The product of its (nonzero) digits is 972000, while the sum is 44.

The square root of 3853656530 is about 62077.8263955819. The cubic root of 3853656530 is about 1567.8012319301.

The spelling of 3853656530 in words is "three billion, eight hundred fifty-three million, six hundred fifty-six thousand, five hundred thirty".