54442332 has 72 divisors (see below), whose sum is σ = 160524000. Its totient is φ = 15551424.

The previous prime is 54442331. The next prime is 54442337. The reversal of 54442332 is 23324445.

It is a junction number, because it is equal to n+sod(n) for n = 54442296 and 54442305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54442331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10144 + ... + 14552.

It is an arithmetic number, because the mean of its divisors is an integer number (2229500).

Almost surely, 2^54442332 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 54442332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80262000).

54442332 is an abundant number, since it is smaller than the sum of its proper divisors (106081668).

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

54442332 is a wasteful number, since it uses less digits than its factorization.

54442332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440 (or 4421 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 54442332 is about 7378.5047265689. The cubic root of 54442332 is about 379.0055531149.

Adding to 54442332 its reverse (23324445), we get a palindrome (77766777).

It can be divided in two parts, 5444 and 2332, that added together give a 5-th power (7776 = 6⁵).

The spelling of 54442332 in words is "fifty-four million, four hundred forty-two thousand, three hundred thirty-two".