54223632 has 60 divisors (see below), whose sum is σ = 154263564. Its totient is φ = 17775360.

The previous prime is 54223583. The next prime is 54223639. The reversal of 54223632 is 23632245.

54223632 is a `hidden beast` number, since 5 + 4 + 2 + 23 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 992016 + 53231616 = 996^2 + 7296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54223596 and 54223605.

It is not an unprimeable number, because it can be changed into a prime (54223639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5698 + ... + 11870.

Almost surely, 2^54223632 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 54223632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77131782).

54223632 is an abundant number, since it is smaller than the sum of its proper divisors (100039932).

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

54223632 is a wasteful number, since it uses less digits than its factorization.

54223632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6248 (or 6239 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 54223632 is about 7363.6697372981. The cubic root of 54223632 is about 378.4973716434.

Adding to 54223632 its reverse (23632245), we get a palindrome (77855877).

The spelling of 54223632 in words is "fifty-four million, two hundred twenty-three thousand, six hundred thirty-two".