298970928 has 120 divisors (see below), whose sum is σ = 919226880. Its totient is φ = 90288000.

The previous prime is 298970923. The next prime is 298970939. The reversal of 298970928 is 829079892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298970923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60553 + ... + 65303.

It is an arithmetic number, because the mean of its divisors is an integer number (7660224).

Almost surely, 2^298970928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298970928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459613440).

298970928 is an abundant number, since it is smaller than the sum of its proper divisors (620255952).

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

298970928 is a wasteful number, since it uses less digits than its factorization.

298970928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4807 (or 4798 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The square root of 298970928 is about 17290.7758067705. The cubic root of 298970928 is about 668.6666346369. Note that the first 4 decimals are identical.

The spelling of 298970928 in words is "two hundred ninety-eight million, nine hundred seventy thousand, nine hundred twenty-eight".