44042222 has 8 divisors (see below), whose sum is σ = 75500976. Its totient is φ = 18875232.

The previous prime is 44042221. The next prime is 44042233. The reversal of 44042222 is 22224044.

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

It is a junction number, because it is equal to n+sod(n) for n = 44042194 and 44042203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44042221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1572923 + ... + 1572950.

It is an arithmetic number, because the mean of its divisors is an integer number (9437622).

Almost surely, 2^44042222 is an apocalyptic number.

44042222 is a deficient number, since it is larger than the sum of its proper divisors (31458754).

44042222 is a wasteful number, since it uses less digits than its factorization.

44042222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145882.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 44042222 is about 6636.4314205754. The cubic root of 44042222 is about 353.1477204375.

Adding to 44042222 its reverse (22224044), we get a palindrome (66266266).

The spelling of 44042222 in words is "forty-four million, forty-two thousand, two hundred twenty-two".