298771224 has 128 divisors (see below), whose sum is σ = 807840000. Its totient is φ = 91897344.

The previous prime is 298771217. The next prime is 298771247. The reversal of 298771224 is 422177892.

298771224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 17285²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2005102 + ... + 2005250.

It is an arithmetic number, because the mean of its divisors is an integer number (6311250).

Almost surely, 2^298771224 is an apocalyptic number.

298771224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298771224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403920000).

298771224 is an abundant number, since it is smaller than the sum of its proper divisors (509068776).

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

298771224 is a wasteful number, since it uses less digits than its factorization.

298771224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 293 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The square root of 298771224 is about 17284.9999710732. Note that the first 4 decimals coincide. The cubic root of 298771224 is about 668.5177181005.

The spelling of 298771224 in words is "two hundred ninety-eight million, seven hundred seventy-one thousand, two hundred twenty-four".