213350345 has 16 divisors (see below), whose sum is σ = 276048192. Its totient is φ = 157360320.

The previous prime is 213350341. The next prime is 213350381. The reversal of 213350345 is 543053312.

It is not a de Polignac number, because 213350345 - 2² = 213350341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213350341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74714 + ... + 77516.

It is an arithmetic number, because the mean of its divisors is an integer number (17253012).

Almost surely, 2^213350345 is an apocalyptic number.

It is an amenable number.

213350345 is a deficient number, since it is larger than the sum of its proper divisors (62697847).

213350345 is a wasteful number, since it uses less digits than its factorization.

213350345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 213350345 is about 14606.5172097937. The cubic root of 213350345 is about 597.5365149863.

The spelling of 213350345 in words is "two hundred thirteen million, three hundred fifty thousand, three hundred forty-five".