54566443 has 4 divisors (see below), whose sum is σ = 54590400. Its totient is φ = 54542488.

The previous prime is 54566437. The next prime is 54566471. The reversal of 54566443 is 34466545.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54566443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54561443) 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, 8155 + ... + 13252.

It is an arithmetic number, because the mean of its divisors is an integer number (13647600).

Almost surely, 2^54566443 is an apocalyptic number.

54566443 is a deficient number, since it is larger than the sum of its proper divisors (23957).

54566443 is a wasteful number, since it uses less digits than its factorization.

54566443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23956.

The product of its digits is 172800, while the sum is 37.

The square root of 54566443 is about 7386.9102471873. The cubic root of 54566443 is about 379.2933381115.

The spelling of 54566443 in words is "fifty-four million, five hundred sixty-six thousand, four hundred forty-three".