214556550 has 96 divisors (see below), whose sum is σ = 603294720. Its totient is φ = 50025600.

The previous prime is 214556513. The next prime is 214556591. The reversal of 214556550 is 55655412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34155 + ... + 39945.

It is an arithmetic number, because the mean of its divisors is an integer number (6284320).

Almost surely, 2^214556550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214556550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301647360).

214556550 is an abundant number, since it is smaller than the sum of its proper divisors (388738170).

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

214556550 is a wasteful number, since it uses less digits than its factorization.

214556550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838 (or 5833 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 214556550 is about 14647.7489738185. The cubic root of 214556550 is about 598.6604839422.

The spelling of 214556550 in words is "two hundred fourteen million, five hundred fifty-six thousand, five hundred fifty".