3861947602 has 8 divisors (see below), whose sum is σ = 5793496956. Its totient is φ = 1930781952.

The previous prime is 3861947599. The next prime is 3861947669. The reversal of 3861947602 is 2067491683.

It can be written as a sum of positive squares in 2 ways, for example, as 3789510481 + 72437121 = 61559^2 + 8511^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69283 + ... + 111910.

Almost surely, 2^3861947602 is an apocalyptic number.

3861947602 is a deficient number, since it is larger than the sum of its proper divisors (1931549354).

3861947602 is a wasteful number, since it uses less digits than its factorization.

3861947602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191852.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 3861947602 is about 62144.5701731052. The cubic root of 3861947602 is about 1568.9247918294.

The spelling of 3861947602 in words is "three billion, eight hundred sixty-one million, nine hundred forty-seven thousand, six hundred two".