44420242 has 4 divisors (see below), whose sum is σ = 66630366. Its totient is φ = 22210120.

The previous prime is 44420237. The next prime is 44420249. The reversal of 44420242 is 24202444.

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., 37810201 + 6610041 = 6149^2 + 2571^2 .

It is not an unprimeable number, because it can be changed into a prime (44420249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105059 + ... + 11105062.

Almost surely, 2^44420242 is an apocalyptic number.

44420242 is a deficient number, since it is larger than the sum of its proper divisors (22210124).

44420242 is a wasteful number, since it uses less digits than its factorization.

44420242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210123.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 44420242 is about 6664.8512361492. The cubic root of 44420242 is about 354.1552140487.

Adding to 44420242 its reverse (24202444), we get a palindrome (68622686).

The spelling of 44420242 in words is "forty-four million, four hundred twenty thousand, two hundred forty-two".