298864 has 10 divisors (see below), whose sum is σ = 579080. Its totient is φ = 149424.

The previous prime is 298861. The next prime is 298897. The reversal of 298864 is 468892.

298864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9324 + ... + 9355.

It is an arithmetic number, because the mean of its divisors is an integer number (57908).

2²⁹⁸⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

298864 is a deficient number, since it is larger than the sum of its proper divisors (280216).

298864 is a wasteful number, since it uses less digits than its factorization.

298864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18687 (or 18681 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 298864 is about 546.6845525529. The cubic root of 298864 is about 66.8586908143.

Subtracting from 298864 its product of digits (27648), we obtain a triangular number (271216 = T₇₃₆).

It can be divided in two parts, 29886 and 4, that added together give a triangular number (29890 = T₂₄₄).

The spelling of 298864 in words is "two hundred ninety-eight thousand, eight hundred sixty-four".