245925 has 18 divisors (see below), whose sum is σ = 440882. Its totient is φ = 131040.

The previous prime is 245911. The next prime is 245941. The reversal of 245925 is 529542.

It can be written as a sum of positive squares in 3 ways, for example, as 74529 + 171396 = 273^2 + 414^2 .

It is not a de Polignac number, because 245925 - 2⁴ = 245909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 245925.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 322 + ... + 771.

2²⁴⁵⁹²⁵ is an apocalyptic number.

245925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245925 is a deficient number, since it is larger than the sum of its proper divisors (194957).

245925 is a wasteful number, since it uses less digits than its factorization.

245925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109 (or 1101 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 245925 is about 495.9082576445. The cubic root of 245925 is about 62.6518972034.

The spelling of 245925 in words is "two hundred forty-five thousand, nine hundred twenty-five".