4081964 has 6 divisors (see below), whose sum is σ = 7143444. Its totient is φ = 2040980.

The previous prime is 4081963. The next prime is 4081969. The reversal of 4081964 is 4691804.

4081964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4081964.

It is not an unprimeable number, because it can be changed into a prime (4081963) by changing a digit.

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 as a sum of consecutive naturals, namely, 510242 + ... + 510249.

It is an arithmetic number, because the mean of its divisors is an integer number (1190574).

Almost surely, 2^4081964 is an apocalyptic number.

It is an amenable number.

4081964 is a deficient number, since it is larger than the sum of its proper divisors (3061480).

4081964 is a wasteful number, since it uses less digits than its factorization.

4081964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020495 (or 1020493 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4081964 is about 2020.3870916238. The cubic root of 4081964 is about 159.8170304264.

The spelling of 4081964 in words is "four million, eighty-one thousand, nine hundred sixty-four".