213341633 has 16 divisors (see below), whose sum is σ = 230112000. Its totient is φ = 197188992.

The previous prime is 213341617. The next prime is 213341641. The reversal of 213341633 is 336143312.

It is a happy number.

It is not a de Polignac number, because 213341633 - 2⁴ = 213341617 is a prime.

It is a super-2 number, since 2×213341633² = 91029304742213378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213341693) 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, 132791 + ... + 134387.

It is an arithmetic number, because the mean of its divisors is an integer number (14382000).

Almost surely, 2^213341633 is an apocalyptic number.

It is an amenable number.

213341633 is a deficient number, since it is larger than the sum of its proper divisors (16770367).

213341633 is a wasteful number, since it uses less digits than its factorization.

213341633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784.

The product of its digits is 3888, while the sum is 26.

The square root of 213341633 is about 14606.2189837069. The cubic root of 213341633 is about 597.5283815583.

Adding to 213341633 its reverse (336143312), we get a palindrome (549484945).

The spelling of 213341633 in words is "two hundred thirteen million, three hundred forty-one thousand, six hundred thirty-three".