211673342 has 4 divisors (see below), whose sum is σ = 317510016. Its totient is φ = 105836670.

The previous prime is 211673333. The next prime is 211673351. The reversal of 211673342 is 243376112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (211673333) and next prime (211673351).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52918334 + ... + 52918337.

It is an arithmetic number, because the mean of its divisors is an integer number (79377504).

Almost surely, 2^211673342 is an apocalyptic number.

211673342 is a deficient number, since it is larger than the sum of its proper divisors (105836674).

211673342 is a wasteful number, since it uses less digits than its factorization.

211673342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105836673.

The product of its digits is 6048, while the sum is 29.

The square root of 211673342 is about 14548.9979723691. The cubic root of 211673342 is about 595.9667845549.

The spelling of 211673342 in words is "two hundred eleven million, six hundred seventy-three thousand, three hundred forty-two".