245275 has 6 divisors (see below), whose sum is σ = 304172. Its totient is φ = 196200.

The previous prime is 245269. The next prime is 245279. The reversal of 245275 is 572542.

It is not a de Polignac number, because 245275 - 2¹¹ = 243227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 9811 = 245275 / (2 + 4 + 5 + 2 + 7 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4881 + ... + 4930.

2²⁴⁵²⁷⁵ is an apocalyptic number.

245275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

245275 is a deficient number, since it is larger than the sum of its proper divisors (58897).

245275 is an equidigital number, since it uses as much as digits as its factorization.

245275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9821 (or 9816 counting only the distinct ones).

The product of its digits is 2800, while the sum is 25.

The square root of 245275 is about 495.2524608722. The cubic root of 245275 is about 62.5966504620.

The spelling of 245275 in words is "two hundred forty-five thousand, two hundred seventy-five".