270247 has 4 divisors (see below), whose sum is σ = 275400. Its totient is φ = 265096.

The previous prime is 270241. The next prime is 270269. The reversal of 270247 is 742072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 270247 - 2³ = 270239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270241) 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 3 ways as a sum of consecutive naturals, for example, 2497 + ... + 2602.

It is an arithmetic number, because the mean of its divisors is an integer number (68850).

2²⁷⁰²⁴⁷ is an apocalyptic number.

270247 is a deficient number, since it is larger than the sum of its proper divisors (5153).

270247 is an equidigital number, since it uses as much as digits as its factorization.

270247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5152.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 270247 is about 519.8528637990. The cubic root of 270247 is about 64.6527437817.

The spelling of 270247 in words is "two hundred seventy thousand, two hundred forty-seven", and thus it is an iban number.