54561242 has 8 divisors (see below), whose sum is σ = 83838132. Its totient is φ = 26615200.

The previous prime is 54561233. The next prime is 54561257. The reversal of 54561242 is 24216545.

It can be written as a sum of positive squares in 2 ways, for example, as 54302161 + 259081 = 7369^2 + 509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332609 + ... + 332772.

Almost surely, 2^54561242 is an apocalyptic number.

54561242 is a deficient number, since it is larger than the sum of its proper divisors (29276890).

54561242 is a wasteful number, since it uses less digits than its factorization.

54561242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665424.

The product of its digits is 9600, while the sum is 29.

The square root of 54561242 is about 7386.5581971579. The cubic root of 54561242 is about 379.2812869483.

Adding to 54561242 its reverse (24216545), we get a palindrome (78777787).

The spelling of 54561242 in words is "fifty-four million, five hundred sixty-one thousand, two hundred forty-two".