44122445 has 4 divisors (see below), whose sum is σ = 52946940. Its totient is φ = 35297952.

The previous prime is 44122409. The next prime is 44122451. The reversal of 44122445 is 54422144.

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 25623844 + 18498601 = 5062^2 + 4301^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44122445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4412240 + ... + 4412249.

It is an arithmetic number, because the mean of its divisors is an integer number (13236735).

Almost surely, 2^44122445 is an apocalyptic number.

It is an amenable number.

44122445 is a deficient number, since it is larger than the sum of its proper divisors (8824495).

44122445 is an equidigital number, since it uses as much as digits as its factorization.

44122445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8824494.

The product of its digits is 5120, while the sum is 26.

The square root of 44122445 is about 6642.4728076222. The cubic root of 44122445 is about 353.3620101522.

Adding to 44122445 its reverse (54422144), we get a palindrome (98544589).

The spelling of 44122445 in words is "forty-four million, one hundred twenty-two thousand, four hundred forty-five".