44288229 has 4 divisors (see below), whose sum is σ = 59050976. Its totient is φ = 29525484.

The previous prime is 44288201. The next prime is 44288239. The reversal of 44288229 is 92288244.

44288229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-44288229 is a prime.

It is a super-2 number, since 2×44288229² = 3922894455912882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44288239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7381369 + ... + 7381374.

It is an arithmetic number, because the mean of its divisors is an integer number (14762744).

Almost surely, 2^44288229 is an apocalyptic number.

It is an amenable number.

44288229 is a deficient number, since it is larger than the sum of its proper divisors (14762747).

44288229 is a wasteful number, since it uses less digits than its factorization.

44288229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14762746.

The product of its digits is 73728, while the sum is 39.

The square root of 44288229 is about 6654.9401950731. The cubic root of 44288229 is about 353.8040266761.

The spelling of 44288229 in words is "forty-four million, two hundred eighty-eight thousand, two hundred twenty-nine".