54532216 has 8 divisors (see below), whose sum is σ = 102247920. Its totient is φ = 27266104.

The previous prime is 54532211. The next prime is 54532237. The reversal of 54532216 is 61223545.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54532211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3408256 + ... + 3408271.

It is an arithmetic number, because the mean of its divisors is an integer number (12780990).

Almost surely, 2^54532216 is an apocalyptic number.

It is an amenable number.

54532216 is a deficient number, since it is larger than the sum of its proper divisors (47715704).

54532216 is a wasteful number, since it uses less digits than its factorization.

54532216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6816533 (or 6816529 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 54532216 is about 7384.5931506076. The cubic root of 54532216 is about 379.2140171488.

It can be divided in two parts, 545 and 32216, that added together give a square (32761 = 181²).

The spelling of 54532216 in words is "fifty-four million, five hundred thirty-two thousand, two hundred sixteen".