54228660 has 48 divisors (see below), whose sum is σ = 159835200. Its totient is φ = 13699584.

The previous prime is 54228649. The next prime is 54228673. The reversal of 54228660 is 6682245.

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, 22645 + ... + 24924.

It is an arithmetic number, because the mean of its divisors is an integer number (3329900).

Almost surely, 2^54228660 is an apocalyptic number.

It is an amenable number.

54228660 is an abundant number, since it is smaller than the sum of its proper divisors (105606540).

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

54228660 is a wasteful number, since it uses less digits than its factorization.

54228660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47600 (or 47598 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 54228660 is about 7364.0111352442. The cubic root of 54228660 is about 378.5090702693.

The spelling of 54228660 in words is "fifty-four million, two hundred twenty-eight thousand, six hundred sixty".