3857855522 has 8 divisors (see below), whose sum is σ = 5787099756. Its totient is φ = 1928822272.

The previous prime is 3857855497. The next prime is 3857855563. The reversal of 3857855522 is 2255587583.

It can be written as a sum of positive squares in 2 ways, for example, as 3676118161 + 181737361 = 60631^2 + 13481^2 .

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, 6098 + ... + 88050.

Almost surely, 2^3857855522 is an apocalyptic number.

3857855522 is a deficient number, since it is larger than the sum of its proper divisors (1929244234).

3857855522 is a wasteful number, since it uses less digits than its factorization.

3857855522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105492.

The product of its digits is 3360000, while the sum is 50.

The square root of 3857855522 is about 62111.6375730024. The cubic root of 3857855522 is about 1568.3704571309.

The spelling of 3857855522 in words is "three billion, eight hundred fifty-seven million, eight hundred fifty-five thousand, five hundred twenty-two".