298018234 has 4 divisors (see below), whose sum is σ = 447027354. Its totient is φ = 149009116.

The previous prime is 298018229. The next prime is 298018247. The reversal of 298018234 is 432810892.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 180230625 + 117787609 = 13425^2 + 10853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 298018193 and 298018202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74504557 + ... + 74504560.

Almost surely, 2^298018234 is an apocalyptic number.

298018234 is a deficient number, since it is larger than the sum of its proper divisors (149009120).

298018234 is a wasteful number, since it uses less digits than its factorization.

298018234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149009119.

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

The square root of 298018234 is about 17263.2046271832. The cubic root of 298018234 is about 667.9556262133.

The spelling of 298018234 in words is "two hundred ninety-eight million, eighteen thousand, two hundred thirty-four".