3961666232 has 8 divisors (see below), whose sum is σ = 7428124200. Its totient is φ = 1980833112.

The previous prime is 3961666223. The next prime is 3961666259. The reversal of 3961666232 is 2326661693.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247604132 + ... + 247604147.

It is an arithmetic number, because the mean of its divisors is an integer number (928515525).

Almost surely, 2^3961666232 is an apocalyptic number.

It is an amenable number.

3961666232 is a deficient number, since it is larger than the sum of its proper divisors (3466457968).

3961666232 is a wasteful number, since it uses less digits than its factorization.

3961666232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495208285 (or 495208281 counting only the distinct ones).

The product of its digits is 419904, while the sum is 44.

The square root of 3961666232 is about 62941.7685801726. The cubic root of 3961666232 is about 1582.3138442349.

The spelling of 3961666232 in words is "three billion, nine hundred sixty-one million, six hundred sixty-six thousand, two hundred thirty-two".