4198518 has 12 divisors (see below), whose sum is σ = 9096828. Its totient is φ = 1399500.

The previous prime is 4198517. The next prime is 4198529. The reversal of 4198518 is 8158914.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4198511) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 116608 + ... + 116643.

It is an arithmetic number, because the mean of its divisors is an integer number (758069).

Almost surely, 2^4198518 is an apocalyptic number.

4198518 is an abundant number, since it is smaller than the sum of its proper divisors (4898310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4198518 is a wasteful number, since it uses less digits than its factorization.

4198518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233259 (or 233256 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 4198518 is about 2049.0285503135. The cubic root of 4198518 is about 161.3238853759.

The spelling of 4198518 in words is "four million, one hundred ninety-eight thousand, five hundred eighteen".