245944 has 16 divisors (see below), whose sum is σ = 468720. Its totient is φ = 120960.

The previous prime is 245941. The next prime is 245963. The reversal of 245944 is 449542.

It is a super-2 number, since 2×245944² = 120976902272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245941) 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, 352 + ... + 784.

It is an arithmetic number, because the mean of its divisors is an integer number (29295).

2²⁴⁵⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

245944 is a deficient number, since it is larger than the sum of its proper divisors (222776).

245944 is a wasteful number, since it uses less digits than its factorization.

245944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 506 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 245944 is about 495.9274140436. The cubic root of 245944 is about 62.6535106430.

The spelling of 245944 in words is "two hundred forty-five thousand, nine hundred forty-four".