213532210 has 16 divisors (see below), whose sum is σ = 390873600. Its totient is φ = 83964976.

The previous prime is 213532169. The next prime is 213532219. The reversal of 213532210 is 12235312.

It is not an unprimeable number, because it can be changed into a prime (213532219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180370 + ... + 181549.

It is an arithmetic number, because the mean of its divisors is an integer number (24429600).

Almost surely, 2^213532210 is an apocalyptic number.

213532210 is a deficient number, since it is larger than the sum of its proper divisors (177341390).

213532210 is a wasteful number, since it uses less digits than its factorization.

213532210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361985.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 213532210 is about 14612.7413581436. The cubic root of 213532210 is about 597.7062516307.

Adding to 213532210 its reverse (12235312), we get a palindrome (225767522).

The spelling of 213532210 in words is "two hundred thirteen million, five hundred thirty-two thousand, two hundred ten".