298455 has 16 divisors (see below), whose sum is σ = 484704. Its totient is φ = 156800.

The previous prime is 298451. The next prime is 298477. The reversal of 298455 is 554892.

It is not a de Polignac number, because 298455 - 2² = 298451 is a prime.

It is a d-powerful number, because it can be written as 2¹⁸ + 9² + 4⁷ + 8⁴ + 5³ + 5⁶ .

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 298455.

It is not an unprimeable number, because it can be changed into a prime (298451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417 + ... + 1613.

It is an arithmetic number, because the mean of its divisors is an integer number (30294).

2²⁹⁸⁴⁵⁵ is an apocalyptic number.

298455 is a deficient number, since it is larger than the sum of its proper divisors (186249).

298455 is a wasteful number, since it uses less digits than its factorization.

298455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306.

The product of its digits is 14400, while the sum is 33.

The square root of 298455 is about 546.3103513572. The cubic root of 298455 is about 66.8281778406.

The spelling of 298455 in words is "two hundred ninety-eight thousand, four hundred fifty-five".