213022364 has 12 divisors (see below), whose sum is σ = 373181424. Its totient is φ = 106399104.

The previous prime is 213022363. The next prime is 213022451. The reversal of 213022364 is 463220312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213022363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23669 + ... + 31404.

It is an arithmetic number, because the mean of its divisors is an integer number (31098452).

Almost surely, 2^213022364 is an apocalyptic number.

It is an amenable number.

213022364 is a deficient number, since it is larger than the sum of its proper divisors (160159060).

213022364 is a wasteful number, since it uses less digits than its factorization.

213022364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56044 (or 56042 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 213022364 is about 14595.2856772315. The cubic root of 213022364 is about 597.2301626407.

Adding to 213022364 its reverse (463220312), we get a palindrome (676242676).

The spelling of 213022364 in words is "two hundred thirteen million, twenty-two thousand, three hundred sixty-four".