3906826 has 32 divisors (see below), whose sum is σ = 7630848. Its totient is φ = 1454640.

The previous prime is 3906811. The next prime is 3906827. The reversal of 3906826 is 6286093.

It is a happy number.

3906826 is nontrivially palindromic in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 3906791 and 3906800.

It is not an unprimeable number, because it can be changed into a prime (3906827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2991 + ... + 4093.

It is an arithmetic number, because the mean of its divisors is an integer number (238464).

Almost surely, 2^3906826 is an apocalyptic number.

3906826 is a deficient number, since it is larger than the sum of its proper divisors (3724022).

3906826 is a wasteful number, since it uses less digits than its factorization.

3906826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 3906826 is about 1976.5692499885. The cubic root of 3906826 is about 157.4978718113.

The spelling of 3906826 in words is "three million, nine hundred six thousand, eight hundred twenty-six".