3975985046 has 16 divisors (see below), whose sum is σ = 6523158528. Its totient is φ = 1802543400.

The previous prime is 3975985037. The next prime is 3975985099. The reversal of 3975985046 is 6405895793.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3975984982 and 3975985000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227510 + ... + 244361.

It is an arithmetic number, because the mean of its divisors is an integer number (407697408).

Almost surely, 2^3975985046 is an apocalyptic number.

3975985046 is a deficient number, since it is larger than the sum of its proper divisors (2547173482).

3975985046 is a wasteful number, since it uses less digits than its factorization.

3975985046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472267.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The square root of 3975985046 is about 63055.4125036067. The cubic root of 3975985046 is about 1584.2178928885.

The spelling of 3975985046 in words is "three billion, nine hundred seventy-five million, nine hundred eighty-five thousand, forty-six".