4198923 has 6 divisors (see below), whose sum is σ = 6065124. Its totient is φ = 2799276.

The previous prime is 4198921. The next prime is 4198927. The reversal of 4198923 is 3298914.

It is not a de Polignac number, because 4198923 - 2¹ = 4198921 is a prime.

4198923 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4198921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 233265 + ... + 233282.

It is an arithmetic number, because the mean of its divisors is an integer number (1010854).

Almost surely, 2^4198923 is an apocalyptic number.

4198923 is a deficient number, since it is larger than the sum of its proper divisors (1866201).

4198923 is a wasteful number, since it uses less digits than its factorization.

4198923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466553 (or 466550 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 4198923 is about 2049.1273752503. The cubic root of 4198923 is about 161.3290724501.

Subtracting from 4198923 its reverse (3298914), we obtain a palindrome (900009).

The spelling of 4198923 in words is "four million, one hundred ninety-eight thousand, nine hundred twenty-three".