3851706 has 16 divisors (see below), whose sum is σ = 7746048. Its totient is φ = 1276800.

The previous prime is 3851689. The next prime is 3851713. The reversal of 3851706 is 6071583.

It is a super-2 number, since 2×3851706² = 29671278220872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535 + ... + 2826.

It is an arithmetic number, because the mean of its divisors is an integer number (484128).

Almost surely, 2^3851706 is an apocalyptic number.

3851706 is an abundant number, since it is smaller than the sum of its proper divisors (3894342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3851706 is a wasteful number, since it uses less digits than its factorization.

3851706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 3851706 is about 1962.5763679409. The cubic root of 3851706 is about 156.7536672855.

The spelling of 3851706 in words is "three million, eight hundred fifty-one thousand, seven hundred six".