54556542 has 24 divisors (see below), whose sum is σ = 119873520. Its totient is φ = 17928960.

The previous prime is 54556507. The next prime is 54556547. The reversal of 54556542 is 24565545.

54556542 is a `hidden beast` number, since 54 + 5 + 565 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 54556497 and 54556506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54556547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20067 + ... + 22622.

It is an arithmetic number, because the mean of its divisors is an integer number (4994730).

Almost surely, 2^54556542 is an apocalyptic number.

54556542 is an abundant number, since it is smaller than the sum of its proper divisors (65316978).

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

54556542 is a wasteful number, since it uses less digits than its factorization.

54556542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42768 (or 42765 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 54556542 is about 7386.2400448401. The cubic root of 54556542 is about 379.2703959863.

The spelling of 54556542 in words is "fifty-four million, five hundred fifty-six thousand, five hundred forty-two".