54021244 has 12 divisors (see below), whose sum is σ = 96736024. Its totient is φ = 26382384.

The previous prime is 54021203. The next prime is 54021259. The reversal of 54021244 is 44212045.

It is a happy number.

54021244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 156867 + ... + 157210.

Almost surely, 2^54021244 is an apocalyptic number.

It is an amenable number.

54021244 is a deficient number, since it is larger than the sum of its proper divisors (42714780).

54021244 is a wasteful number, since it uses less digits than its factorization.

54021244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314124 (or 314122 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 54021244 is about 7349.9145573265. The cubic root of 54021244 is about 378.0258746974.

Adding to 54021244 its reverse (44212045), we get a palindrome (98233289).

The spelling of 54021244 in words is "fifty-four million, twenty-one thousand, two hundred forty-four".