44242245 has 48 divisors (see below), whose sum is σ = 81948672. Its totient is φ = 22003200.

The previous prime is 44242243. The next prime is 44242249. The reversal of 44242245 is 54224244.

It is not a de Polignac number, because 44242245 - 2¹ = 44242243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44242243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115324 + ... + 115706.

It is an arithmetic number, because the mean of its divisors is an integer number (1707264).

Almost surely, 2^44242245 is an apocalyptic number.

44242245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44242245 is a deficient number, since it is larger than the sum of its proper divisors (37706427).

44242245 is a wasteful number, since it uses less digits than its factorization.

44242245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 559 counting only the distinct ones).

The product of its digits is 10240, while the sum is 27.

The square root of 44242245 is about 6651.4844207891. The cubic root of 44242245 is about 353.6815339451.

Adding to 44242245 its reverse (54224244), we get a palindrome (98466489).

The spelling of 44242245 in words is "forty-four million, two hundred forty-two thousand, two hundred forty-five".