245263 has 4 divisors (see below), whose sum is σ = 249480. Its totient is φ = 241048.

The previous prime is 245261. The next prime is 245269. The reversal of 245263 is 362542.

It is a happy number.

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 245263 - 2¹ = 245261 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 (245261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020 + ... + 2137.

It is an arithmetic number, because the mean of its divisors is an integer number (62370).

2²⁴⁵²⁶³ is an apocalyptic number.

245263 is a deficient number, since it is larger than the sum of its proper divisors (4217).

245263 is an equidigital number, since it uses as much as digits as its factorization.

245263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4216.

The product of its digits is 1440, while the sum is 22.

The square root of 245263 is about 495.2403456909. The cubic root of 245263 is about 62.5956296050.

The spelling of 245263 in words is "two hundred forty-five thousand, two hundred sixty-three".