212552323 has 8 divisors (see below), whose sum is σ = 218312640. Its totient is φ = 206819520.

The previous prime is 212552299. The next prime is 212552359. The reversal of 212552323 is 323255212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212552323 - 2⁹ = 212551811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212552363) by changing a digit.

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, 9286 + ... + 22612.

It is an arithmetic number, because the mean of its divisors is an integer number (27289080).

Almost surely, 2^212552323 is an apocalyptic number.

212552323 is a deficient number, since it is larger than the sum of its proper divisors (5760317).

212552323 is a wasteful number, since it uses less digits than its factorization.

212552323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13757.

The product of its digits is 3600, while the sum is 25.

The square root of 212552323 is about 14579.1742907477. The cubic root of 212552323 is about 596.7905696864.

The spelling of 212552323 in words is "two hundred twelve million, five hundred fifty-two thousand, three hundred twenty-three".