213350565 has 16 divisors (see below), whose sum is σ = 341917056. Its totient is φ = 113601600.

The previous prime is 213350519. The next prime is 213350573. The reversal of 213350565 is 565053312.

It is not a de Polignac number, because 213350565 - 2¹³ = 213342373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1806 + ... + 20735.

It is an arithmetic number, because the mean of its divisors is an integer number (21369816).

Almost surely, 2^213350565 is an apocalyptic number.

It is an amenable number.

213350565 is a deficient number, since it is larger than the sum of its proper divisors (128566491).

213350565 is a wasteful number, since it uses less digits than its factorization.

213350565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23180.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 213350565 is about 14606.5247406767. The cubic root of 213350565 is about 597.5367203730.

The spelling of 213350565 in words is "two hundred thirteen million, three hundred fifty thousand, five hundred sixty-five".