54443529 has 16 divisors (see below), whose sum is σ = 92179840. Its totient is φ = 31110480.

The previous prime is 54443497. The next prime is 54443551. The reversal of 54443529 is 92534445.

It is a happy number.

It is not a de Polignac number, because 54443529 - 2⁵ = 54443497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54443493 and 54443502.

It is not an unprimeable number, because it can be changed into a prime (54443929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143842 + ... + 144219.

It is an arithmetic number, because the mean of its divisors is an integer number (5761240).

Almost surely, 2^54443529 is an apocalyptic number.

It is an amenable number.

54443529 is a deficient number, since it is larger than the sum of its proper divisors (37736311).

54443529 is a wasteful number, since it uses less digits than its factorization.

54443529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288077 (or 288071 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 54443529 is about 7378.5858401187. The cubic root of 54443529 is about 379.0083307716.

The spelling of 54443529 in words is "fifty-four million, four hundred forty-three thousand, five hundred twenty-nine".