55234200 has 96 divisors (see below), whose sum is σ = 195701760. Its totient is φ = 12624000.

The previous prime is 55234199. The next prime is 55234217. The reversal of 55234200 is 243255.

55234200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2376 + ... + 10775.

It is an arithmetic number, because the mean of its divisors is an integer number (2038560).

Almost surely, 2^55234200 is an apocalyptic number.

55234200 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 55234200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97850880).

55234200 is an abundant number, since it is smaller than the sum of its proper divisors (140467560).

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

55234200 is a wasteful number, since it uses less digits than its factorization.

55234200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177 (or 13168 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 55234200 is about 7431.9714746492. The cubic root of 55234200 is about 380.8342704781.

Adding to 55234200 its reverse (243255), we get a palindrome (55477455).

The spelling of 55234200 in words is "fifty-five million, two hundred thirty-four thousand, two hundred".