245207 has 4 divisors (see below), whose sum is σ = 248640. Its totient is φ = 241776.

The previous prime is 245183. The next prime is 245209. The reversal of 245207 is 702542.

245207 is nontrivially palindromic in base 12.

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

It is not a de Polignac number, because 245207 - 2¹⁶ = 179671 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 (245209) 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, 1607 + ... + 1752.

It is an arithmetic number, because the mean of its divisors is an integer number (62160).

2²⁴⁵²⁰⁷ is an apocalyptic number.

245207 is a deficient number, since it is larger than the sum of its proper divisors (3433).

245207 is an equidigital number, since it uses as much as digits as its factorization.

245207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432.

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

The square root of 245207 is about 495.1838042586. The cubic root of 245207 is about 62.5908651657.

Adding to 245207 its reverse (702542), we get a palindrome (947749).

The spelling of 245207 in words is "two hundred forty-five thousand, two hundred seven".