55930200 has 144 divisors (see below), whose sum is σ = 181004040. Its totient is φ = 14284800.

The previous prime is 55930163. The next prime is 55930201. The reversal of 55930200 is 203955.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55930201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 576552 + ... + 576648.

Almost surely, 2^55930200 is an apocalyptic number.

55930200 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 55930200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90502020).

55930200 is an abundant number, since it is smaller than the sum of its proper divisors (125073840).

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

55930200 is a wasteful number, since it uses less digits than its factorization.

55930200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 55930200 is about 7478.6496107252. The cubic root of 55930200 is about 382.4272149944.

The spelling of 55930200 in words is "fifty-five million, nine hundred thirty thousand, two hundred".