3930826 has 4 divisors (see below), whose sum is σ = 5896242. Its totient is φ = 1965412.

The previous prime is 3930811. The next prime is 3930827. The reversal of 3930826 is 6280393.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2405601 + 1525225 = 1551^2 + 1235^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3930827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982705 + ... + 982708.

Almost surely, 2^3930826 is an apocalyptic number.

3930826 is a deficient number, since it is larger than the sum of its proper divisors (1965416).

3930826 is a wasteful number, since it uses less digits than its factorization.

3930826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965415.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 3930826 is about 1982.6310801559. The cubic root of 3930826 is about 157.8197217425.

The spelling of 3930826 in words is "three million, nine hundred thirty thousand, eight hundred twenty-six".