54226440 has 192 divisors, whose sum is σ = 187799040. Its totient is φ = 13547520.

The previous prime is 54226411. The next prime is 54226451. The reversal of 54226440 is 4462245.

54226440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 479824 + ... + 479936.

It is an arithmetic number, because the mean of its divisors is an integer number (978120).

Almost surely, 2^54226440 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 54226440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93899520).

54226440 is an abundant number, since it is smaller than the sum of its proper divisors (133572600).

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

54226440 is a wasteful number, since it uses less digits than its factorization.

54226440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 54226440 is about 7363.8604006323. The cubic root of 54226440 is about 378.5039050941.

Adding to 54226440 its reverse (4462245), we get a palindrome (58688685).

The spelling of 54226440 in words is "fifty-four million, two hundred twenty-six thousand, four hundred forty".