213326415 has 24 divisors (see below), whose sum is σ = 371161440. Its totient is φ = 113344704.

The previous prime is 213326383. The next prime is 213326417. The reversal of 213326415 is 514623312.

213326415 is a `hidden beast` number, since 2 + 13 + 3 + 2 + 641 + 5 = 666.

It is not a de Polignac number, because 213326415 - 2⁵ = 213326383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213326417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3294 + ... + 20916.

It is an arithmetic number, because the mean of its divisors is an integer number (15465060).

Almost surely, 2^213326415 is an apocalyptic number.

213326415 is a deficient number, since it is larger than the sum of its proper divisors (157835025).

213326415 is a wasteful number, since it uses less digits than its factorization.

213326415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17903 (or 17900 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 213326415 is about 14605.6980319326. The cubic root of 213326415 is about 597.5141736687.

Adding to 213326415 its reverse (514623312), we get a palindrome (727949727).

The spelling of 213326415 in words is "two hundred thirteen million, three hundred twenty-six thousand, four hundred fifteen".