213343372 has 24 divisors (see below), whose sum is σ = 421338960. Its totient is φ = 93629760.

The previous prime is 213343337. The next prime is 213343393. The reversal of 213343372 is 273343312.

It is a self number, because there is not a number n which added to its sum of digits gives 213343372.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82323 + ... + 84874.

It is an arithmetic number, because the mean of its divisors is an integer number (17555790).

Almost surely, 2^213343372 is an apocalyptic number.

213343372 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213343372 is a deficient number, since it is larger than the sum of its proper divisors (207995588).

213343372 is a wasteful number, since it uses less digits than its factorization.

213343372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167241 (or 167239 counting only the distinct ones).

The product of its digits is 9072, while the sum is 28.

The square root of 213343372 is about 14606.2785130231. The cubic root of 213343372 is about 597.5300050874.

Adding to 213343372 its reverse (273343312), we get a palindrome (486686684).

The spelling of 213343372 in words is "two hundred thirteen million, three hundred forty-three thousand, three hundred seventy-two".