212016336 has 120 divisors (see below), whose sum is σ = 643753440. Its totient is φ = 59947776.

The previous prime is 212016317. The next prime is 212016373. The reversal of 212016336 is 633610212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255955 + ... + 256781.

It is an arithmetic number, because the mean of its divisors is an integer number (5364612).

Almost surely, 2^212016336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212016336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321876720).

212016336 is an abundant number, since it is smaller than the sum of its proper divisors (431737104).

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

212016336 is a wasteful number, since it uses less digits than its factorization.

212016336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 212016336 is about 14560.7807482978. The cubic root of 212016336 is about 596.2885109768.

Adding to 212016336 its reverse (633610212), we get a palindrome (845626548).

The spelling of 212016336 in words is "two hundred twelve million, sixteen thousand, three hundred thirty-six".