54421332 has 48 divisors (see below), whose sum is σ = 146213760. Its totient is φ = 15432192.

The previous prime is 54421327. The next prime is 54421387. The reversal of 54421332 is 23312445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9144 + ... + 13872.

It is an arithmetic number, because the mean of its divisors is an integer number (3046120).

Almost surely, 2^54421332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54421332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73106880).

54421332 is an abundant number, since it is smaller than the sum of its proper divisors (91792428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54421332 is a wasteful number, since it uses less digits than its factorization.

54421332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880 (or 4878 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 54421332 is about 7377.0815367596. The cubic root of 54421332 is about 378.9568156717.

Adding to 54421332 its reverse (23312445), we get a palindrome (77733777).

The spelling of 54421332 in words is "fifty-four million, four hundred twenty-one thousand, three hundred thirty-two".