4426138 has 4 divisors (see below), whose sum is σ = 6639210. Its totient is φ = 2213068.

The previous prime is 4426129. The next prime is 4426139. The reversal of 4426138 is 8316244.

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

It can be written as a sum of positive squares in only one way, i.e., 3017169 + 1408969 = 1737^2 + 1187^2 .

It is a super-3 number, since 3×4426138³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4426139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106533 + ... + 1106536.

Almost surely, 2^4426138 is an apocalyptic number.

4426138 is a deficient number, since it is larger than the sum of its proper divisors (2213072).

4426138 is a wasteful number, since it uses less digits than its factorization.

4426138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213071.

The product of its digits is 4608, while the sum is 28.

The square root of 4426138 is about 2103.8388721573. The cubic root of 4426138 is about 164.1880897715.

The spelling of 4426138 in words is "four million, four hundred twenty-six thousand, one hundred thirty-eight".