245968 has 10 divisors (see below), whose sum is σ = 476594. Its totient is φ = 122976.

The previous prime is 245963. The next prime is 245977. The reversal of 245968 is 869542.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 138384 + 107584 = 372^2 + 328^2 .

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7671 + ... + 7702.

2²⁴⁵⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

245968 is a deficient number, since it is larger than the sum of its proper divisors (230626).

245968 is a wasteful number, since it uses less digits than its factorization.

245968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15381 (or 15375 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 245968 is about 495.9516105428. The cubic root of 245968 is about 62.6555485532.

The spelling of 245968 in words is "two hundred forty-five thousand, nine hundred sixty-eight".