3864834 has 20 divisors (see below), whose sum is σ = 8660454. Its totient is φ = 1288224.

The previous prime is 3864829. The next prime is 3864841. The reversal of 3864834 is 4384683.

3864834 is a `hidden beast` number, since 3 + 8 + 648 + 3 + 4 = 666.

3864834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3814209 + 50625 = 1953^2 + 225^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11767 + ... + 12090.

Almost surely, 2^3864834 is an apocalyptic number.

3864834 is an abundant number, since it is smaller than the sum of its proper divisors (4795620).

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

3864834 is a wasteful number, since it uses less digits than its factorization.

3864834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23871 (or 23862 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 3864834 is about 1965.9181061275. The cubic root of 3864834 is about 156.9315563025.

The spelling of 3864834 in words is "three million, eight hundred sixty-four thousand, eight hundred thirty-four".