212768342 has 16 divisors (see below), whose sum is σ = 329882112. Its totient is φ = 102862440.

The previous prime is 212768329. The next prime is 212768351. The reversal of 212768342 is 243867212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5834 + ... + 21437.

It is an arithmetic number, because the mean of its divisors is an integer number (20617632).

Almost surely, 2^212768342 is an apocalyptic number.

212768342 is a deficient number, since it is larger than the sum of its proper divisors (117113770).

212768342 is a wasteful number, since it uses less digits than its factorization.

212768342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27403.

The product of its digits is 32256, while the sum is 35.

The square root of 212768342 is about 14586.5808879257. The cubic root of 212768342 is about 596.9926759275.

The spelling of 212768342 in words is "two hundred twelve million, seven hundred sixty-eight thousand, three hundred forty-two".