270213685 has 16 divisors (see below), whose sum is σ = 378144000. Its totient is φ = 185288208.

The previous prime is 270213673. The next prime is 270213689. The reversal of 270213685 is 586312072.

It is a happy number.

It is not a de Polignac number, because 270213685 - 2¹¹ = 270211637 is a prime.

It is a super-2 number, since 2×270213685² = 146030871122558450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 270213685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270213689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77065 + ... + 80494.

It is an arithmetic number, because the mean of its divisors is an integer number (23634000).

Almost surely, 2^270213685 is an apocalyptic number.

It is an amenable number.

270213685 is a deficient number, since it is larger than the sum of its proper divisors (107930315).

270213685 is an equidigital number, since it uses as much as digits as its factorization.

270213685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157585 (or 157571 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 270213685 is about 16438.1776666393. The cubic root of 270213685 is about 646.5008695949.

The spelling of 270213685 in words is "two hundred seventy million, two hundred thirteen thousand, six hundred eighty-five".