44472229 has 2 divisors, whose sum is σ = 44472230. Its totient is φ = 44472228.

The previous prime is 44472227. The next prime is 44472299. The reversal of 44472229 is 92227444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24980004 + 19492225 = 4998^2 + 4415^2 .

It is a cyclic number.

It is not a de Polignac number, because 44472229 - 2¹ = 44472227 is a prime.

Together with 44472227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 44472194 and 44472203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44472227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22236114 + 22236115.

It is an arithmetic number, because the mean of its divisors is an integer number (22236115).

Almost surely, 2^44472229 is an apocalyptic number.

It is an amenable number.

44472229 is a deficient number, since it is larger than the sum of its proper divisors (1).

44472229 is an equidigital number, since it uses as much as digits as its factorization.

44472229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 34.

The square root of 44472229 is about 6668.7501827554. The cubic root of 44472229 is about 354.2933214247.

The spelling of 44472229 in words is "forty-four million, four hundred seventy-two thousand, two hundred twenty-nine".