54742244 has 12 divisors (see below), whose sum is σ = 101434284. Its totient is φ = 25761024.

The previous prime is 54742243. The next prime is 54742253. The reversal of 54742244 is 44224745.

It can be written as a sum of positive squares in 2 ways, for example, as 35046400 + 19695844 = 5920^2 + 4438^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 54742244.

It is not an unprimeable number, because it can be changed into a prime (54742243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402449 + ... + 402584.

It is an arithmetic number, because the mean of its divisors is an integer number (8452857).

Almost surely, 2^54742244 is an apocalyptic number.

It is an amenable number.

54742244 is a deficient number, since it is larger than the sum of its proper divisors (46692040).

54742244 is a wasteful number, since it uses less digits than its factorization.

54742244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805054 (or 805052 counting only the distinct ones).

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

The square root of 54742244 is about 7398.8001730010. The cubic root of 54742244 is about 379.7002345043.

Adding to 54742244 its reverse (44224745), we get a palindrome (98966989).

The spelling of 54742244 in words is "fifty-four million, seven hundred forty-two thousand, two hundred forty-four".