213315632 has 20 divisors (see below), whose sum is σ = 413551656. Its totient is φ = 106592640.

The previous prime is 213315631. The next prime is 213315653. The reversal of 213315632 is 236513312.

It is not an unprimeable number, because it can be changed into a prime (213315631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33332 + ... + 39212.

Almost surely, 2^213315632 is an apocalyptic number.

It is an amenable number.

213315632 is a deficient number, since it is larger than the sum of its proper divisors (200236024).

213315632 is a wasteful number, since it uses less digits than its factorization.

213315632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8156 (or 8150 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 213315632 is about 14605.3288905112. The cubic root of 213315632 is about 597.5041059923.

Adding to 213315632 its reverse (236513312), we get a palindrome (449828944).

The spelling of 213315632 in words is "two hundred thirteen million, three hundred fifteen thousand, six hundred thirty-two".