3961851352 has 8 divisors (see below), whose sum is σ = 7428471300. Its totient is φ = 1980925672.

The previous prime is 3961851349. The next prime is 3961851359. The reversal of 3961851352 is 2531581693.

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

It is a super-2 number, since 2×3961851352² = 31392532270688455808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3961851299 and 3961851308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3961851359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247615702 + ... + 247615717.

Almost surely, 2^3961851352 is an apocalyptic number.

It is an amenable number.

3961851352 is a deficient number, since it is larger than the sum of its proper divisors (3466619948).

3961851352 is a wasteful number, since it uses less digits than its factorization.

3961851352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495231425 (or 495231421 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 3961851352 is about 62943.2391285990. The cubic root of 3961851352 is about 1582.3384898730.

The spelling of 3961851352 in words is "three billion, nine hundred sixty-one million, eight hundred fifty-one thousand, three hundred fifty-two".