3968018 has 8 divisors (see below), whose sum is σ = 5990412. Its totient is φ = 1971216.

The previous prime is 3968011. The next prime is 3968023. The reversal of 3968018 is 8108693.

3968018 = 30⁴ + 31⁴ + ... + 33⁴.

It can be written as a sum of positive squares in 2 ways, for example, as 3523129 + 444889 = 1877^2 + 667^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3968011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6005 + ... + 6632.

Almost surely, 2^3968018 is an apocalyptic number.

3968018 is a deficient number, since it is larger than the sum of its proper divisors (2022394).

3968018 is a wasteful number, since it uses less digits than its factorization.

3968018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12796.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 3968018 is about 1991.9884537818. The cubic root of 3968018 is about 158.3159037755.

The spelling of 3968018 in words is "three million, nine hundred sixty-eight thousand, eighteen".