54075840 has 224 divisors, whose sum is σ = 211653120. Its totient is φ = 11390976.

The previous prime is 54075839. The next prime is 54075871. The reversal of 54075840 is 4857045.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87051 + ... + 87669.

It is an arithmetic number, because the mean of its divisors is an integer number (944880).

Almost surely, 2^54075840 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 54075840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105826560).

54075840 is an abundant number, since it is smaller than the sum of its proper divisors (157577280).

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

54075840 is a wasteful number, since it uses less digits than its factorization.

54075840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 649 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 54075840 is about 7353.6276761881. The cubic root of 54075840 is about 378.1531811066.

The spelling of 54075840 in words is "fifty-four million, seventy-five thousand, eight hundred forty".