55294200 has 288 divisors, whose sum is σ = 213267600. Its totient is φ = 12718080.

The previous prime is 55294189. The next prime is 55294207. The reversal of 55294200 is 249255.

55294200 is a `hidden beast` number, since 552 + 94 + 20 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55294207) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 397731 + ... + 397869.

Almost surely, 2^55294200 is an apocalyptic number.

55294200 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 55294200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106633800).

55294200 is an abundant number, since it is smaller than the sum of its proper divisors (157973400).

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

55294200 is a wasteful number, since it uses less digits than its factorization.

55294200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 55294200 is about 7436.0069930037. The cubic root of 55294200 is about 380.9721185706.

The spelling of 55294200 in words is "fifty-five million, two hundred ninety-four thousand, two hundred".