44424225 has 18 divisors (see below), whose sum is σ = 79569126. Its totient is φ = 23692800.

The previous prime is 44424181. The next prime is 44424241. The reversal of 44424225 is 52242444.

It can be written as a sum of positive squares in 3 ways, for example, as 2005056 + 42419169 = 1416^2 + 6513^2 .

It is not a de Polignac number, because 44424225 - 2¹⁶ = 44358689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 98496 + ... + 98945.

It is an arithmetic number, because the mean of its divisors is an integer number (4420507).

Almost surely, 2^44424225 is an apocalyptic number.

44424225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44424225 is a deficient number, since it is larger than the sum of its proper divisors (35144901).

44424225 is a wasteful number, since it uses less digits than its factorization.

44424225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197457 (or 197449 counting only the distinct ones).

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

The square root of 44424225 is about 6665.1500358206. The cubic root of 44424225 is about 354.1657989983.

Adding to 44424225 its reverse (52242444), we get a palindrome (96666669).

The spelling of 44424225 in words is "forty-four million, four hundred twenty-four thousand, two hundred twenty-five".