54542444 has 18 divisors (see below), whose sum is σ = 104916252. Its totient is φ = 24791800.

The previous prime is 54542377. The next prime is 54542471. The reversal of 54542444 is 44424545.

It is a self number, because there is not a number n which added to its sum of digits gives 54542444.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55862 + ... + 56829.

Almost surely, 2^54542444 is an apocalyptic number.

It is an amenable number.

54542444 is a deficient number, since it is larger than the sum of its proper divisors (50373808).

54542444 is a wasteful number, since it uses less digits than its factorization.

54542444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112717 (or 112704 counting only the distinct ones).

The product of its digits is 51200, while the sum is 32.

The square root of 54542444 is about 7385.2856410568. The cubic root of 54542444 is about 379.2377239823.

Adding to 54542444 its reverse (44424545), we get a palindrome (98966989).

The spelling of 54542444 in words is "fifty-four million, five hundred forty-two thousand, four hundred forty-four".