54439158 has 8 divisors (see below), whose sum is σ = 108878328. Its totient is φ = 18146384.

The previous prime is 54439157. The next prime is 54439163. The reversal of 54439158 is 85193445.

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

54439158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54439153) 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 3 ways as a sum of consecutive naturals, for example, 4536591 + ... + 4536602.

It is an arithmetic number, because the mean of its divisors is an integer number (13609791).

Almost surely, 2^54439158 is an apocalyptic number.

54439158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54439158 is a wasteful number, since it uses less digits than its factorization.

54439158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9073198.

The product of its digits is 86400, while the sum is 39.

The square root of 54439158 is about 7378.2896392050. The cubic root of 54439158 is about 378.9981876026.

The spelling of 54439158 in words is "fifty-four million, four hundred thirty-nine thousand, one hundred fifty-eight".