213322652 has 24 divisors (see below), whose sum is σ = 393733200. Its totient is φ = 100849536.

The previous prime is 213322639. The next prime is 213322657. The reversal of 213322652 is 256223312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213322657) 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, 40778 + ... + 45710.

It is an arithmetic number, because the mean of its divisors is an integer number (16405550).

Almost surely, 2^213322652 is an apocalyptic number.

It is an amenable number.

213322652 is a deficient number, since it is larger than the sum of its proper divisors (180410548).

213322652 is a wasteful number, since it uses less digits than its factorization.

213322652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5525 (or 5523 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 213322652 is about 14605.5692117767. The cubic root of 213322652 is about 597.5106603375.

Adding to 213322652 its reverse (256223312), we get a palindrome (469545964).

The spelling of 213322652 in words is "two hundred thirteen million, three hundred twenty-two thousand, six hundred fifty-two".