282275385 has 16 divisors (see below), whose sum is σ = 516160896. Its totient is φ = 129040128.

The previous prime is 282275377. The next prime is 282275387. The reversal of 282275385 is 583572282.

It is not a de Polignac number, because 282275385 - 2³ = 282275377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (282275387) 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, 1344064 + ... + 1344273.

It is an arithmetic number, because the mean of its divisors is an integer number (32260056).

Almost surely, 2^282275385 is an apocalyptic number.

It is an amenable number.

282275385 is a deficient number, since it is larger than the sum of its proper divisors (233885511).

282275385 is a wasteful number, since it uses less digits than its factorization.

282275385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688352.

The product of its digits is 268800, while the sum is 42.

The square root of 282275385 is about 16801.0530919940. The cubic root of 282275385 is about 655.9806107012.

The spelling of 282275385 in words is "two hundred eighty-two million, two hundred seventy-five thousand, three hundred eighty-five".