214321770 has 96 divisors (see below), whose sum is σ = 607606272. Its totient is φ = 52096896.

The previous prime is 214321769. The next prime is 214321813. The reversal of 214321770 is 77123412.

It is a happy number.

214321770 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 96007 + ... + 98213.

It is an arithmetic number, because the mean of its divisors is an integer number (6329232).

Almost surely, 2^214321770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214321770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303803136).

214321770 is an abundant number, since it is smaller than the sum of its proper divisors (393284502).

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

214321770 is a wasteful number, since it uses less digits than its factorization.

214321770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 214321770 is about 14639.7325795248. The cubic root of 214321770 is about 598.4420414433.

The spelling of 214321770 in words is "two hundred fourteen million, three hundred twenty-one thousand, seven hundred seventy".