213265475 has 6 divisors (see below), whose sum is σ = 264449220. Its totient is φ = 170612360.

The previous prime is 213265463. The next prime is 213265483. The reversal of 213265475 is 574562312.

It is not a de Polignac number, because 213265475 - 2⁶ = 213265411 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4265285 + ... + 4265334.

It is an arithmetic number, because the mean of its divisors is an integer number (44074870).

Almost surely, 2^213265475 is an apocalyptic number.

213265475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

213265475 is a deficient number, since it is larger than the sum of its proper divisors (51183745).

213265475 is an equidigital number, since it uses as much as digits as its factorization.

213265475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8530629 (or 8530624 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 213265475 is about 14603.6117108063. The cubic root of 213265475 is about 597.4572718522.

The spelling of 213265475 in words is "two hundred thirteen million, two hundred sixty-five thousand, four hundred seventy-five".