3898018 has 8 divisors (see below), whose sum is σ = 5921280. Its totient is φ = 1924260.

The previous prime is 3898007. The next prime is 3898019. The reversal of 3898018 is 8108983.

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 (3898019) 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 3 ways as a sum of consecutive naturals, for example, 12178 + ... + 12493.

It is an arithmetic number, because the mean of its divisors is an integer number (740160).

Almost surely, 2^3898018 is an apocalyptic number.

3898018 is a deficient number, since it is larger than the sum of its proper divisors (2023262).

3898018 is a wasteful number, since it uses less digits than its factorization.

3898018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24752.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 3898018 is about 1974.3398896847. The cubic root of 3898018 is about 157.3794222838.

The spelling of 3898018 in words is "three million, eight hundred ninety-eight thousand, eighteen".