210055050 has 72 divisors (see below), whose sum is σ = 572853216. Its totient is φ = 55170720.

The previous prime is 210055049. The next prime is 210055093. The reversal of 210055050 is 50550012.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 35 ways as a sum of consecutive naturals, for example, 26667 + ... + 33633.

Almost surely, 2^210055050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210055050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286426608).

210055050 is an abundant number, since it is smaller than the sum of its proper divisors (362798166).

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

210055050 is a wasteful number, since it uses less digits than its factorization.

210055050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052 (or 7044 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 210055050 is about 14493.2760271789. The cubic root of 210055050 is about 594.4441292946. Note that the first 3 decimals are identical.

The spelling of 210055050 in words is "two hundred ten million, fifty-five thousand, fifty".