54218232 has 24 divisors (see below), whose sum is σ = 146841240. Its totient is φ = 18072720.

The previous prime is 54218231. The next prime is 54218237. The reversal of 54218232 is 23281245.

54218232 is a `hidden beast` number, since 5 + 421 + 8 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 54218196 and 54218205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54218231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 376444 + ... + 376587.

It is an arithmetic number, because the mean of its divisors is an integer number (6118385).

Almost surely, 2^54218232 is an apocalyptic number.

It is an amenable number.

54218232 is an abundant number, since it is smaller than the sum of its proper divisors (92623008).

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

54218232 is a wasteful number, since it uses less digits than its factorization.

54218232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753043 (or 753036 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 54218232 is about 7363.3030631640. The cubic root of 54218232 is about 378.4848066812.

Adding to 54218232 its reverse (23281245), we get a palindrome (77499477).

The spelling of 54218232 in words is "fifty-four million, two hundred eighteen thousand, two hundred thirty-two".