212016673 has 16 divisors (see below), whose sum is σ = 246015360. Its totient is φ = 180576000.

The previous prime is 212016643. The next prime is 212016689. The reversal of 212016673 is 376610212.

It is not a de Polignac number, because 212016673 - 2¹⁷ = 211885601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212016643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40348 + ... + 45298.

It is an arithmetic number, because the mean of its divisors is an integer number (15375960).

Almost surely, 2^212016673 is an apocalyptic number.

It is an amenable number.

212016673 is a deficient number, since it is larger than the sum of its proper divisors (33998687).

212016673 is a wasteful number, since it uses less digits than its factorization.

212016673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 212016673 is about 14560.7923204749. The cubic root of 212016673 is about 596.2888269102.

Adding to 212016673 its reverse (376610212), we get a palindrome (588626885).

The spelling of 212016673 in words is "two hundred twelve million, sixteen thousand, six hundred seventy-three".