213927347 has 8 divisors (see below), whose sum is σ = 225317376. Its totient is φ = 202711432.

The previous prime is 213927313. The next prime is 213927367. The reversal of 213927347 is 743729312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213927347 - 2¹² = 213923251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213927347.

It is not an unprimeable number, because it can be changed into a prime (213927367) 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, 41003 + ... + 45924.

It is an arithmetic number, because the mean of its divisors is an integer number (28164672).

Almost surely, 2^213927347 is an apocalyptic number.

213927347 is a deficient number, since it is larger than the sum of its proper divisors (11390029).

213927347 is a wasteful number, since it uses less digits than its factorization.

213927347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87057.

The product of its digits is 63504, while the sum is 38.

The square root of 213927347 is about 14626.2553991102. The cubic root of 213927347 is about 598.0747055285.

The spelling of 213927347 in words is "two hundred thirteen million, nine hundred twenty-seven thousand, three hundred forty-seven".