3861746522 has 8 divisors (see below), whose sum is σ = 5795215956. Its totient is φ = 1930007872.

The previous prime is 3861746521. The next prime is 3861746543. The reversal of 3861746522 is 2256471683.

It can be written as a sum of positive squares in 2 ways, for example, as 3371079721 + 490666801 = 58061^2 + 22151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3861746521) 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 3 ways as a sum of consecutive naturals, for example, 427103 + ... + 436050.

Almost surely, 2^3861746522 is an apocalyptic number.

3861746522 is a deficient number, since it is larger than the sum of its proper divisors (1933469434).

3861746522 is a wasteful number, since it uses less digits than its factorization.

3861746522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865392.

The product of its digits is 483840, while the sum is 44.

The square root of 3861746522 is about 62142.9523115856. The cubic root of 3861746522 is about 1568.8975616246.

The spelling of 3861746522 in words is "three billion, eight hundred sixty-one million, seven hundred forty-six thousand, five hundred twenty-two".