4229918 has 32 divisors (see below), whose sum is σ = 8011008. Its totient is φ = 1640760.

The previous prime is 4229891. The next prime is 4229921. The reversal of 4229918 is 8199224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18521 + ... + 18747.

It is an arithmetic number, because the mean of its divisors is an integer number (250344).

Almost surely, 2^4229918 is an apocalyptic number.

4229918 is a deficient number, since it is larger than the sum of its proper divisors (3781090).

4229918 is a wasteful number, since it uses less digits than its factorization.

4229918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 247 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 4229918 is about 2056.6764451415. The cubic root of 4229918 is about 161.7250582049.

It can be divided in two parts, 4 and 229918, that added together give a palindrome (229922).

The spelling of 4229918 in words is "four million, two hundred twenty-nine thousand, nine hundred eighteen".