4198958 has 4 divisors (see below), whose sum is σ = 6298440. Its totient is φ = 2099478.

The previous prime is 4198937. The next prime is 4198963. The reversal of 4198958 is 8598914.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049738 + ... + 1049741.

It is an arithmetic number, because the mean of its divisors is an integer number (1574610).

Almost surely, 2^4198958 is an apocalyptic number.

4198958 is a deficient number, since it is larger than the sum of its proper divisors (2099482).

4198958 is a wasteful number, since it uses less digits than its factorization.

4198958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099481.

The product of its digits is 103680, while the sum is 44.

The square root of 4198958 is about 2049.1359154531. The cubic root of 4198958 is about 161.3295207001.

Subtracting from 4198958 its sum of digits (44), we obtain a palindrome (4198914).

The spelling of 4198958 in words is "four million, one hundred ninety-eight thousand, nine hundred fifty-eight".