298647 has 12 divisors (see below), whose sum is σ = 447720. Its totient is φ = 198936.

The previous prime is 298631. The next prime is 298651. The reversal of 298647 is 746892.

298647 is a `hidden beast` number, since 2 + 9 + 8 + 647 = 666.

It is not a de Polignac number, because 298647 - 2⁴ = 298631 is a prime.

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 298647.

It is not an unprimeable number, because it can be changed into a prime (298607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372 + ... + 857.

It is an arithmetic number, because the mean of its divisors is an integer number (37310).

2²⁹⁸⁶⁴⁷ is an apocalyptic number.

298647 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

298647 is a deficient number, since it is larger than the sum of its proper divisors (149073).

298647 is an equidigital number, since it uses as much as digits as its factorization.

298647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244 (or 1232 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 298647 is about 546.4860473974. The cubic root of 298647 is about 66.8425052486.

The spelling of 298647 in words is "two hundred ninety-eight thousand, six hundred forty-seven".