212150334 has 16 divisors (see below), whose sum is σ = 462873600. Its totient is φ = 64287960.

The previous prime is 212150317. The next prime is 212150357. The reversal of 212150334 is 433051212.

It is a self number, because there is not a number n which added to its sum of digits gives 212150334.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1607134 + ... + 1607265.

It is an arithmetic number, because the mean of its divisors is an integer number (28929600).

Almost surely, 2^212150334 is an apocalyptic number.

212150334 is an abundant number, since it is smaller than the sum of its proper divisors (250723266).

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

212150334 is a wasteful number, since it uses less digits than its factorization.

212150334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214415.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 212150334 is about 14565.3813544308. The cubic root of 212150334 is about 596.4141060799.

The spelling of 212150334 in words is "two hundred twelve million, one hundred fifty thousand, three hundred thirty-four".