44424245 has 4 divisors (see below), whose sum is σ = 53309100. Its totient is φ = 35539392.

The previous prime is 44424241. The next prime is 44424251. The reversal of 44424245 is 54242444.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12264004 + 32160241 = 3502^2 + 5671^2 .

It is a cyclic number.

It is not a de Polignac number, because 44424245 - 2² = 44424241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44424241) 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, 4442420 + ... + 4442429.

It is an arithmetic number, because the mean of its divisors is an integer number (13327275).

Almost surely, 2^44424245 is an apocalyptic number.

It is an amenable number.

44424245 is a deficient number, since it is larger than the sum of its proper divisors (8884855).

44424245 is an equidigital number, since it uses as much as digits as its factorization.

44424245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8884854.

The product of its digits is 20480, while the sum is 29.

The square root of 44424245 is about 6665.1515361618. The cubic root of 44424245 is about 354.1658521473.

Adding to 44424245 its reverse (54242444), we get a palindrome (98666689).

The spelling of 44424245 in words is "forty-four million, four hundred twenty-four thousand, two hundred forty-five".