245355 has 16 divisors (see below), whose sum is σ = 428544. Its totient is φ = 118880.

The previous prime is 245339. The next prime is 245383. The reversal of 245355 is 553542.

It is not a de Polignac number, because 245355 - 2⁴ = 245339 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579 + ... + 908.

It is an arithmetic number, because the mean of its divisors is an integer number (26784).

2²⁴⁵³⁵⁵ is an apocalyptic number.

245355 is a deficient number, since it is larger than the sum of its proper divisors (183189).

245355 is a wasteful number, since it uses less digits than its factorization.

245355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506.

The product of its digits is 3000, while the sum is 24.

The square root of 245355 is about 495.3332211754. Note that the first 3 decimals coincide. The cubic root of 245355 is about 62.6034553241.

Adding to 245355 its reverse (553542), we get a palindrome (798897).

The spelling of 245355 in words is "two hundred forty-five thousand, three hundred fifty-five".