55300200 has 192 divisors, whose sum is σ = 183202560. Its totient is φ = 13777920.

The previous prime is 55300171. The next prime is 55300207. The reversal of 55300200 is 200355.

It is a super-2 number, since 2×55300200² = 6116224240080000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 55300200.

It is not an unprimeable number, because it can be changed into a prime (55300207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1043374 + ... + 1043426.

It is an arithmetic number, because the mean of its divisors is an integer number (954180).

Almost surely, 2^55300200 is an apocalyptic number.

55300200 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 55300200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91601280).

55300200 is an abundant number, since it is smaller than the sum of its proper divisors (127902360).

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

55300200 is a wasteful number, since it uses less digits than its factorization.

55300200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 15.

The square root of 55300200 is about 7436.4104243916. The cubic root of 55300200 is about 380.9858978943.

Adding to 55300200 its reverse (200355), we get a palindrome (55500555).

The spelling of 55300200 in words is "fifty-five million, three hundred thousand, two hundred".