298625 has 8 divisors (see below), whose sum is σ = 372840. Its totient is φ = 238800.

The previous prime is 298621. The next prime is 298631. The reversal of 298625 is 526892.

It can be written as a sum of positive squares in 4 ways, for example, as 36481 + 262144 = 191^2 + 512^2 .

It is not a de Polignac number, because 298625 - 2² = 298621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 298591 and 298600.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 298625.

It is not an unprimeable number, because it can be changed into a prime (298621) 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 in 7 ways as a sum of consecutive naturals, for example, 1070 + ... + 1319.

It is an arithmetic number, because the mean of its divisors is an integer number (46605).

2²⁹⁸⁶²⁵ is an apocalyptic number.

298625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

298625 is a deficient number, since it is larger than the sum of its proper divisors (74215).

298625 is an equidigital number, since it uses as much as digits as its factorization.

298625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404 (or 2394 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 298625 is about 546.4659184249. The cubic root of 298625 is about 66.8408638780.

The spelling of 298625 in words is "two hundred ninety-eight thousand, six hundred twenty-five".