3980835 has 12 divisors (see below), whose sum is σ = 6900192. Its totient is φ = 2123088.

The previous prime is 3980831. The next prime is 3980843. The reversal of 3980835 is 5380893.

It is not a de Polignac number, because 3980835 - 2² = 3980831 is a prime.

3980835 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3980835.

It is not an unprimeable number, because it can be changed into a prime (3980831) 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 11 ways as a sum of consecutive naturals, for example, 44187 + ... + 44276.

It is an arithmetic number, because the mean of its divisors is an integer number (575016).

Almost surely, 2^3980835 is an apocalyptic number.

3980835 is a deficient number, since it is larger than the sum of its proper divisors (2919357).

3980835 is a wasteful number, since it uses less digits than its factorization.

3980835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88474 (or 88471 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 3980835 is about 1995.2029971910. The cubic root of 3980835 is about 158.4861780448.

The spelling of 3980835 in words is "three million, nine hundred eighty thousand, eight hundred thirty-five".