54668443 has 4 divisors (see below), whose sum is σ = 54866080. Its totient is φ = 54470808.

The previous prime is 54668441. The next prime is 54668479. The reversal of 54668443 is 34486645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54668443 - 2¹ = 54668441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54668396 and 54668405.

It is not an unprimeable number, because it can be changed into a prime (54668441) 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, 98403 + ... + 98956.

It is an arithmetic number, because the mean of its divisors is an integer number (13716520).

Almost surely, 2^54668443 is an apocalyptic number.

54668443 is a deficient number, since it is larger than the sum of its proper divisors (197637).

54668443 is a wasteful number, since it uses less digits than its factorization.

54668443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197636.

The product of its digits is 276480, while the sum is 40.

The square root of 54668443 is about 7393.8111282342. The cubic root of 54668443 is about 379.5295262470.

The spelling of 54668443 in words is "fifty-four million, six hundred sixty-eight thousand, four hundred forty-three".