54439800 has 96 divisors (see below), whose sum is σ = 172957680. Its totient is φ = 14156800.

The previous prime is 54439793. The next prime is 54439859. The reversal of 54439800 is 893445.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 23494 + ... + 25706.

Almost surely, 2^54439800 is an apocalyptic number.

54439800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54439800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86478840).

54439800 is an abundant number, since it is smaller than the sum of its proper divisors (118517880).

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

54439800 is a wasteful number, since it uses less digits than its factorization.

54439800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273 (or 2264 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 54439800 is about 7378.3331450945. Note that the first 3 decimals coincide. The cubic root of 54439800 is about 378.9996774363. Note that the first 3 decimals are identical.

The spelling of 54439800 in words is "fifty-four million, four hundred thirty-nine thousand, eight hundred".