4198381 has 8 divisors (see below), whose sum is σ = 4658400. Its totient is φ = 3751440.

The previous prime is 4198379. The next prime is 4198409. The reversal of 4198381 is 1838914.

It is a happy number.

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

It is not a de Polignac number, because 4198381 - 2¹ = 4198379 is a prime.

It is a super-2 number, since 2×4198381² = 35252806042322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4198321) 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 in 7 ways as a sum of consecutive naturals, for example, 2586 + ... + 3883.

It is an arithmetic number, because the mean of its divisors is an integer number (582300).

Almost surely, 2^4198381 is an apocalyptic number.

It is an amenable number.

4198381 is a deficient number, since it is larger than the sum of its proper divisors (460019).

4198381 is a wasteful number, since it uses less digits than its factorization.

4198381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539.

The product of its digits is 6912, while the sum is 34.

The square root of 4198381 is about 2048.9951195647. The cubic root of 4198381 is about 161.3221306605.

The spelling of 4198381 in words is "four million, one hundred ninety-eight thousand, three hundred eighty-one".