54228480 has 160 divisors (see below), whose sum is σ = 181488384. Its totient is φ = 13787136.

The previous prime is 54228443. The next prime is 54228491. The reversal of 54228480 is 8482245.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×54228480² = 5881456086220800, which contains 22 as substring.

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, 176487 + ... + 176793.

Almost surely, 2^54228480 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 54228480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90744192).

54228480 is an abundant number, since it is smaller than the sum of its proper divisors (127259904).

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

54228480 is a wasteful number, since it uses less digits than its factorization.

54228480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 54228480 is about 7363.9989136338. The cubic root of 54228480 is about 378.5086514766.

The spelling of 54228480 in words is "fifty-four million, two hundred twenty-eight thousand, four hundred eighty".