298218132 has 24 divisors (see below), whose sum is σ = 773158400. Its totient is φ = 99406008.

The previous prime is 298218119. The next prime is 298218143. The reversal of 298218132 is 231812892.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1380532 + ... + 1380747.

Almost surely, 2^298218132 is an apocalyptic number.

It is an amenable number.

298218132 is an abundant number, since it is smaller than the sum of its proper divisors (474940268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

298218132 is a wasteful number, since it uses less digits than its factorization.

298218132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761292 (or 2761284 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 298218132 is about 17268.9933696206. The cubic root of 298218132 is about 668.1049382752.

The spelling of 298218132 in words is "two hundred ninety-eight million, two hundred eighteen thousand, one hundred thirty-two".