213800633 has 8 divisors (see below), whose sum is σ = 216430368. Its totient is φ = 211184064.

The previous prime is 213800611. The next prime is 213800641. The reversal of 213800633 is 336008312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213800633 - 2¹⁶ = 213735097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213800683) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 31610 + ... + 37772.

It is an arithmetic number, because the mean of its divisors is an integer number (27053796).

Almost surely, 2^213800633 is an apocalyptic number.

It is an amenable number.

213800633 is a deficient number, since it is larger than the sum of its proper divisors (2629735).

213800633 is a wasteful number, since it uses less digits than its factorization.

213800633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6583.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 213800633 is about 14621.9230267431. The cubic root of 213800633 is about 597.9565978202.

Adding to 213800633 its reverse (336008312), we get a palindrome (549808945).

The spelling of 213800633 in words is "two hundred thirteen million, eight hundred thousand, six hundred thirty-three".