245305336 has 16 divisors (see below), whose sum is σ = 460257840. Its totient is φ = 122569920.

The previous prime is 245305289. The next prime is 245305343. The reversal of 245305336 is 633503542.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 245305298 and 245305307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3316 + ... + 22396.

It is an arithmetic number, because the mean of its divisors is an integer number (28766115).

Almost surely, 2^245305336 is an apocalyptic number.

It is an amenable number.

245305336 is a deficient number, since it is larger than the sum of its proper divisors (214952504).

245305336 is a wasteful number, since it uses less digits than its factorization.

245305336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20694 (or 20690 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

The square root of 245305336 is about 15662.2264062297. The cubic root of 245305336 is about 625.9923103983.

Adding to 245305336 its reverse (633503542), we get a palindrome (878808878).

The spelling of 245305336 in words is "two hundred forty-five million, three hundred five thousand, three hundred thirty-six".