54646722 has 48 divisors (see below), whose sum is σ = 130498368. Its totient is φ = 16420320.

The previous prime is 54646699. The next prime is 54646723. The reversal of 54646722 is 22764645.

54646722 is a `hidden beast` number, since 5 + 4 + 646 + 7 + 2 + 2 = 666.

54646722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (54646723) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 7347 + ... + 12777.

It is an arithmetic number, because the mean of its divisors is an integer number (2718716).

Almost surely, 2^54646722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54646722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65249184).

54646722 is an abundant number, since it is smaller than the sum of its proper divisors (75851646).

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

54646722 is a wasteful number, since it uses less digits than its factorization.

54646722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5495 (or 5492 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 54646722 is about 7392.3421187064. The cubic root of 54646722 is about 379.4792543873.

The spelling of 54646722 in words is "fifty-four million, six hundred forty-six thousand, seven hundred twenty-two".