298530000 has 300 divisors, whose sum is σ = 1087751808. Its totient is φ = 76320000.

The previous prime is 298529983. The next prime is 298530007. The reversal of 298530000 is 35892.

It is a tau number, because it is divible by the number of its divisors (300).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298530007) by changing a digit.

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 59 ways as a sum of consecutive naturals, for example, 2789947 + ... + 2790053.

Almost surely, 2^298530000 is an apocalyptic number.

298530000 is a gapful number since it is divisible by the number (20) 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 298530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543875904).

298530000 is an abundant number, since it is smaller than the sum of its proper divisors (789221808).

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

298530000 is a wasteful number, since it uses less digits than its factorization.

298530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 298530000 is about 17278.0207199783. The cubic root of 298530000 is about 668.3377521545.

Adding to 298530000 its reverse (35892), we get a palindrome (298565892).

The spelling of 298530000 in words is "two hundred ninety-eight million, five hundred thirty thousand".