216041352 has 16 divisors (see below), whose sum is σ = 540103440. Its totient is φ = 72013776.

The previous prime is 216041347. The next prime is 216041393. The reversal of 216041352 is 253140612.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 9001723 = 216041352 / (2 + 1 + 6 + 0 + 4 + 1 + 3 + 5 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4500838 + ... + 4500885.

It is an arithmetic number, because the mean of its divisors is an integer number (33756465).

Almost surely, 2^216041352 is an apocalyptic number.

It is an amenable number.

216041352 is an abundant number, since it is smaller than the sum of its proper divisors (324062088).

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

216041352 is a wasteful number, since it uses less digits than its factorization.

216041352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9001732 (or 9001728 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 216041352 is about 14698.3452129823. The cubic root of 216041352 is about 600.0382864458.

Adding to 216041352 its reverse (253140612), we get a palindrome (469181964).

The spelling of 216041352 in words is "two hundred sixteen million, forty-one thousand, three hundred fifty-two".