245924 has 12 divisors (see below), whose sum is σ = 491904. Its totient is φ = 105384.

The previous prime is 245911. The next prime is 245941. The reversal of 245924 is 429542.

245924 is an admirable number.

It is a super-2 number, since 2×245924² = 120957227552, which contains 22 as substring.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 245893 and 245902.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4364 + ... + 4419.

It is an arithmetic number, because the mean of its divisors is an integer number (40992).

2²⁴⁵⁹²⁴ is an apocalyptic number.

It is an amenable number.

245924 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245924 is a wasteful number, since it uses less digits than its factorization.

245924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8794 (or 8792 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 245924 is about 495.9072493925. The cubic root of 245924 is about 62.6518122833.

The spelling of 245924 in words is "two hundred forty-five thousand, nine hundred twenty-four".