210053214 has 48 divisors (see below), whose sum is σ = 524770272. Its totient is φ = 59480064.

The previous prime is 210053203. The next prime is 210053251. The reversal of 210053214 is 412350012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6862 + ... + 21614.

It is an arithmetic number, because the mean of its divisors is an integer number (10932714).

Almost surely, 2^210053214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210053214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262385136).

210053214 is an abundant number, since it is smaller than the sum of its proper divisors (314717058).

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

210053214 is a wasteful number, since it uses less digits than its factorization.

210053214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14881 (or 14878 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 210053214 is about 14493.2126873237. The cubic root of 210053214 is about 594.4423973636.

The spelling of 210053214 in words is "two hundred ten million, fifty-three thousand, two hundred fourteen".