54856224 has 96 divisors (see below), whose sum is σ = 161360640. Its totient is φ = 18130176.

The previous prime is 54856223. The next prime is 54856273. The reversal of 54856224 is 42265845.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (54856223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149289 + ... + 149655.

It is an arithmetic number, because the mean of its divisors is an integer number (1680840).

Almost surely, 2^54856224 is an apocalyptic number.

54856224 is a gapful number since it is divisible by the number (54) 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 54856224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80680320).

54856224 is an abundant number, since it is smaller than the sum of its proper divisors (106504416).

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

54856224 is a wasteful number, since it uses less digits than its factorization.

54856224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 545 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 54856224 is about 7406.4987679740. The cubic root of 54856224 is about 379.9635791502.

The spelling of 54856224 in words is "fifty-four million, eight hundred fifty-six thousand, two hundred twenty-four".