44442422 has 4 divisors (see below), whose sum is σ = 66663636. Its totient is φ = 22221210.

The previous prime is 44442421. The next prime is 44442427. The reversal of 44442422 is 22424444.

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

It is a super-3 number, since 3×44442422³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44442391 and 44442400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44442421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110604 + ... + 11110607.

It is an arithmetic number, because the mean of its divisors is an integer number (16665909).

Almost surely, 2^44442422 is an apocalyptic number.

44442422 is a deficient number, since it is larger than the sum of its proper divisors (22221214).

44442422 is a wasteful number, since it uses less digits than its factorization.

44442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22221213.

The product of its digits is 8192, while the sum is 26.

The square root of 44442422 is about 6666.5149816077. The cubic root of 44442422 is about 354.2141500596.

Adding to 44442422 its reverse (22424444), we get a palindrome (66866866).

The spelling of 44442422 in words is "forty-four million, four hundred forty-two thousand, four hundred twenty-two".