54474242 has 8 divisors (see below), whose sum is σ = 81742716. Its totient is φ = 27226672.

The previous prime is 54474241. The next prime is 54474247. The reversal of 54474242 is 24247445.

54474242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43970161 + 10504081 = 6631^2 + 3241^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 54474199 and 54474208.

It is not an unprimeable number, because it can be changed into a prime (54474241) 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 3 ways as a sum of consecutive naturals, for example, 7208 + ... + 12684.

Almost surely, 2^54474242 is an apocalyptic number.

54474242 is a deficient number, since it is larger than the sum of its proper divisors (27268474).

54474242 is a wasteful number, since it uses less digits than its factorization.

54474242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10452.

The product of its digits is 35840, while the sum is 32.

The square root of 54474242 is about 7380.6667720471. Note that the first 3 decimals coincide. The cubic root of 54474242 is about 379.0795868349.

The spelling of 54474242 in words is "fifty-four million, four hundred seventy-four thousand, two hundred forty-two".