3898394 has 16 divisors (see below), whose sum is σ = 6064800. Its totient is φ = 1877904.

The previous prime is 3898393. The next prime is 3898409. The reversal of 3898394 is 4938983.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3898393) 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, 10097 + ... + 10475.

It is an arithmetic number, because the mean of its divisors is an integer number (379050).

Almost surely, 2^3898394 is an apocalyptic number.

3898394 is a deficient number, since it is larger than the sum of its proper divisors (2166406).

3898394 is a wasteful number, since it uses less digits than its factorization.

3898394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557.

The product of its digits is 186624, while the sum is 44.

The square root of 3898394 is about 1974.4351090882. The cubic root of 3898394 is about 157.3844823562.

The spelling of 3898394 in words is "three million, eight hundred ninety-eight thousand, three hundred ninety-four".