214273830 has 64 divisors (see below), whose sum is σ = 543594240. Its totient is φ = 53905536.

The previous prime is 214273793. The next prime is 214273841. The reversal of 214273830 is 38372412.

214273830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166369 + ... + 167651.

It is an arithmetic number, because the mean of its divisors is an integer number (8493660).

Almost surely, 2^214273830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214273830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271797120).

214273830 is an abundant number, since it is smaller than the sum of its proper divisors (329320410).

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

214273830 is a wasteful number, since it uses less digits than its factorization.

214273830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 214273830 is about 14638.0951629643. The cubic root of 214273830 is about 598.3974178059.

The spelling of 214273830 in words is "two hundred fourteen million, two hundred seventy-three thousand, eight hundred thirty".