54866280 has 256 divisors, whose sum is σ = 202752000. Its totient is φ = 11854080.

The previous prime is 54866269. The next prime is 54866321. The reversal of 54866280 is 8266845.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1275939 + ... + 1275981.

It is an arithmetic number, because the mean of its divisors is an integer number (792000).

Almost surely, 2^54866280 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 54866280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101376000).

54866280 is an abundant number, since it is smaller than the sum of its proper divisors (147885720).

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

54866280 is a wasteful number, since it uses less digits than its factorization.

54866280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 54866280 is about 7407.1776001389. The cubic root of 54866280 is about 379.9867954784.

The spelling of 54866280 in words is "fifty-four million, eight hundred sixty-six thousand, two hundred eighty".