245270 has 8 divisors (see below), whose sum is σ = 441504. Its totient is φ = 98104.

The previous prime is 245269. The next prime is 245279. The reversal of 245270 is 72542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245279) 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, 12254 + ... + 12273.

It is an arithmetic number, because the mean of its divisors is an integer number (55188).

2²⁴⁵²⁷⁰ is an apocalyptic number.

245270 is a deficient number, since it is larger than the sum of its proper divisors (196234).

245270 is a wasteful number, since it uses less digits than its factorization.

245270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24534.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 245270 is about 495.2474129160. The cubic root of 245270 is about 62.5962251090.

It can be divided in two parts, 245 and 270, that added together give a palindrome (515).

The spelling of 245270 in words is "two hundred forty-five thousand, two hundred seventy".