54240256 has 132 divisors (see below), whose sum is σ = 134414208. Its totient is φ = 21762048.

The previous prime is 54240223. The next prime is 54240271. The reversal of 54240256 is 65204245.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1154025 + ... + 1154071.

Almost surely, 2^54240256 is an apocalyptic number.

54240256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54240256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67207104).

54240256 is an abundant number, since it is smaller than the sum of its proper divisors (80173952).

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

54240256 is a wasteful number, since it uses less digits than its factorization.

54240256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 54240256 is about 7364.7984358026. The cubic root of 54240256 is about 378.5360478759.

The spelling of 54240256 in words is "fifty-four million, two hundred forty thousand, two hundred fifty-six".