3865825106 has 96 divisors (see below), whose sum is σ = 7234678080. Its totient is φ = 1525507200.

The previous prime is 3865825091. The next prime is 3865825121. The reversal of 3865825106 is 6015285683.

It is an interprime number because it is at equal distance from previous prime (3865825091) and next prime (3865825121).

It is a super-2 number, since 2×3865825106² = 29889207500359822472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18321341 + ... + 18321551.

It is an arithmetic number, because the mean of its divisors is an integer number (75361230).

Almost surely, 2^3865825106 is an apocalyptic number.

3865825106 is a deficient number, since it is larger than the sum of its proper divisors (3368852974).

3865825106 is a wasteful number, since it uses less digits than its factorization.

3865825106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 3865825106 is about 62175.7597943121. The cubic root of 3865825106 is about 1569.4496977329.

The spelling of 3865825106 in words is "three billion, eight hundred sixty-five million, eight hundred twenty-five thousand, one hundred six".