54166489 has 8 divisors (see below), whose sum is σ = 58392320. Its totient is φ = 49949136.

The previous prime is 54166459. The next prime is 54166499. The reversal of 54166489 is 98466145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54166489 - 2⁵ = 54166457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54166459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19042 + ... + 21700.

It is an arithmetic number, because the mean of its divisors is an integer number (7299040).

Almost surely, 2^54166489 is an apocalyptic number.

It is an amenable number.

54166489 is a deficient number, since it is larger than the sum of its proper divisors (4225831).

54166489 is a wasteful number, since it uses less digits than its factorization.

54166489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4239.

The product of its digits is 207360, while the sum is 43.

The square root of 54166489 is about 7359.7886518568. The cubic root of 54166489 is about 378.3643664290.

The spelling of 54166489 in words is "fifty-four million, one hundred sixty-six thousand, four hundred eighty-nine".