4198823 has 8 divisors (see below), whose sum is σ = 4410480. Its totient is φ = 3991680.

The previous prime is 4198807. The next prime is 4198837. The reversal of 4198823 is 3288914.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4198823 - 2⁴ = 4198807 is a prime.

It is a super-2 number, since 2×4198823² = 35260229170658, 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 (4194823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863 + ... + 3023.

It is an arithmetic number, because the mean of its divisors is an integer number (551310).

Almost surely, 2^4198823 is an apocalyptic number.

4198823 is a deficient number, since it is larger than the sum of its proper divisors (211657).

4198823 is a wasteful number, since it uses less digits than its factorization.

4198823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257.

The product of its digits is 13824, while the sum is 35.

The square root of 4198823 is about 2049.1029744744. The cubic root of 4198823 is about 161.3277917220.

Subtracting from 4198823 its reverse (3288914), we obtain a palindrome (909909).

The spelling of 4198823 in words is "four million, one hundred ninety-eight thousand, eight hundred twenty-three".