298045 has 8 divisors (see below), whose sum is σ = 390240. Its totient is φ = 216720.

The previous prime is 298043. The next prime is 298049. The reversal of 298045 is 540892.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 298045 - 2¹ = 298043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2655 + ... + 2764.

It is an arithmetic number, because the mean of its divisors is an integer number (48780).

2²⁹⁸⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

298045 is a deficient number, since it is larger than the sum of its proper divisors (92195).

298045 is a wasteful number, since it uses less digits than its factorization.

298045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 298045 is about 545.9349778133. The cubic root of 298045 is about 66.7975622714.

It can be divided in two parts, 2980 and 45, that added together give a square (3025 = 55²).

The spelling of 298045 in words is "two hundred ninety-eight thousand, forty-five".