3982810 has 16 divisors (see below), whose sum is σ = 7720776. Its totient is φ = 1470528.

The previous prime is 3982801. The next prime is 3982813. The reversal of 3982810 is 182893.

It can be written as a sum of positive squares in 4 ways, for example, as 3448449 + 534361 = 1857^2 + 731^2 .

It is a super-2 number, since 2×3982810² = 31725550992200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3982813) by changing a digit.

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, 15189 + ... + 15448.

Almost surely, 2^3982810 is an apocalyptic number.

3982810 is a deficient number, since it is larger than the sum of its proper divisors (3737966).

3982810 is a wasteful number, since it uses less digits than its factorization.

3982810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30657.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 3982810 is about 1995.6978729257. The cubic root of 3982810 is about 158.5123834726.

The spelling of 3982810 in words is "three million, nine hundred eighty-two thousand, eight hundred ten".