54443329 has 4 divisors (see below), whose sum is σ = 55255984. Its totient is φ = 53630676.

The previous prime is 54443309. The next prime is 54443357. The reversal of 54443329 is 92334445.

It is a happy number.

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 cyclic number.

It is not a de Polignac number, because 54443329 - 2¹¹ = 54441281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54443294 and 54443303.

It is not an unprimeable number, because it can be changed into a prime (54443309) 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, 406227 + ... + 406360.

It is an arithmetic number, because the mean of its divisors is an integer number (13813996).

Almost surely, 2^54443329 is an apocalyptic number.

It is an amenable number.

54443329 is a deficient number, since it is larger than the sum of its proper divisors (812655).

54443329 is an equidigital number, since it uses as much as digits as its factorization.

54443329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812654.

The product of its digits is 51840, while the sum is 34.

The square root of 54443329 is about 7378.5722873738. The cubic root of 54443329 is about 379.0078666714.

The spelling of 54443329 in words is "fifty-four million, four hundred forty-three thousand, three hundred twenty-nine".