3961201936 has 40 divisors (see below), whose sum is σ = 7720866200. Its totient is φ = 1968758784.

The previous prime is 3961201919. The next prime is 3961201991. The reversal of 3961201936 is 6391021693.

It can be written as a sum of positive squares in 4 ways, for example, as 853808400 + 3107393536 = 29220^2 + 55744^2 .

It is a super-2 number, since 2×3961201936² = 31382241555540296192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2556490 + ... + 2558038.

It is an arithmetic number, because the mean of its divisors is an integer number (193021655).

Almost surely, 2^3961201936 is an apocalyptic number.

It is an amenable number.

3961201936 is a deficient number, since it is larger than the sum of its proper divisors (3759664264).

3961201936 is a wasteful number, since it uses less digits than its factorization.

3961201936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411 (or 2405 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 3961201936 is about 62938.0801740886. The cubic root of 3961201936 is about 1582.2520275945.

The spelling of 3961201936 in words is "three billion, nine hundred sixty-one million, two hundred one thousand, nine hundred thirty-six".