4229138 has 8 divisors (see below), whose sum is σ = 6400188. Its totient is φ = 2095744.

The previous prime is 4229129. The next prime is 4229143. The reversal of 4229138 is 8319224.

It can be written as a sum of positive squares in 2 ways, for example, as 4108729 + 120409 = 2027^2 + 347^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4229138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9131 + ... + 9582.

Almost surely, 2^4229138 is an apocalyptic number.

4229138 is a deficient number, since it is larger than the sum of its proper divisors (2171050).

4229138 is a wasteful number, since it uses less digits than its factorization.

4229138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18828.

The product of its digits is 3456, while the sum is 29.

The square root of 4229138 is about 2056.4868100720. The cubic root of 4229138 is about 161.7151168538.

The spelling of 4229138 in words is "four million, two hundred twenty-nine thousand, one hundred thirty-eight".