245199 has 12 divisors (see below), whose sum is σ = 343064. Its totient is φ = 155664.

The previous prime is 245183. The next prime is 245209. The reversal of 245199 is 991542.

It is a happy number.

It is not a de Polignac number, because 245199 - 2⁴ = 245183 is a prime.

245199 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5194 + ... + 5240.

2²⁴⁵¹⁹⁹ is an apocalyptic number.

245199 is a deficient number, since it is larger than the sum of its proper divisors (97865).

245199 is an equidigital number, since it uses as much as digits as its factorization.

245199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 87 counting only the distinct ones).

The product of its digits is 3240, while the sum is 30.

The square root of 245199 is about 495.1757263841. The cubic root of 245199 is about 62.5901844723.

It can be divided in two parts, 245 and 199, that added together give a palindrome (444).

The spelling of 245199 in words is "two hundred forty-five thousand, one hundred ninety-nine".