54258891 has 8 divisors (see below), whose sum is σ = 72489360. Its totient is φ = 36100512.

The previous prime is 54258847. The next prime is 54258899. The reversal of 54258891 is 19885245.

It is a happy number.

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

It is not a de Polignac number, because 54258891 - 2¹⁰ = 54257867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54258899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16240 + ... + 19293.

It is an arithmetic number, because the mean of its divisors is an integer number (9061170).

Almost surely, 2^54258891 is an apocalyptic number.

54258891 is a deficient number, since it is larger than the sum of its proper divisors (18230469).

54258891 is a wasteful number, since it uses less digits than its factorization.

54258891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36045.

The product of its digits is 115200, while the sum is 42.

The square root of 54258891 is about 7366.0634670087. The cubic root of 54258891 is about 378.5793933668.

The spelling of 54258891 in words is "fifty-four million, two hundred fifty-eight thousand, eight hundred ninety-one".