3996405052 has 48 divisors (see below), whose sum is σ = 7624673280. Its totient is φ = 1825848000.

The previous prime is 3996405041. The next prime is 3996405053. The reversal of 3996405052 is 2505046993.

It is a super-2 number, since 2×3996405052² = 31942506679302245408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3996405053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744177 + ... + 749527.

It is an arithmetic number, because the mean of its divisors is an integer number (158847360).

Almost surely, 2^3996405052 is an apocalyptic number.

It is an amenable number.

3996405052 is a deficient number, since it is larger than the sum of its proper divisors (3628268228).

3996405052 is a wasteful number, since it uses less digits than its factorization.

3996405052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722 (or 5720 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 43.

The square root of 3996405052 is about 63217.1262554697. The cubic root of 3996405052 is about 1586.9253574119.

The spelling of 3996405052 in words is "three billion, nine hundred ninety-six million, four hundred five thousand, fifty-two".