3996385570 has 8 divisors (see below), whose sum is σ = 7193494044. Its totient is φ = 1598554224.

The previous prime is 3996385567. The next prime is 3996385583. The reversal of 3996385570 is 755836993.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3739200201 + 257185369 = 61149^2 + 16037^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199819269 + ... + 199819288.

Almost surely, 2^3996385570 is an apocalyptic number.

3996385570 is a deficient number, since it is larger than the sum of its proper divisors (3197108474).

3996385570 is a wasteful number, since it uses less digits than its factorization.

3996385570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399638564.

The product of its (nonzero) digits is 6123600, while the sum is 55.

The square root of 3996385570 is about 63216.9721672906. The cubic root of 3996385570 is about 1586.9227787168.

The spelling of 3996385570 in words is "three billion, nine hundred ninety-six million, three hundred eighty-five thousand, five hundred seventy".