298045656 has 160 divisors (see below), whose sum is σ = 887230080. Its totient is φ = 93312000.

The previous prime is 298045633. The next prime is 298045669. The reversal of 298045656 is 656540892.

298045656 is a `hidden beast` number, since 2 + 9 + 80 + 4 + 565 + 6 = 666.

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 39 ways as a sum of consecutive naturals, for example, 743056 + ... + 743456.

It is an arithmetic number, because the mean of its divisors is an integer number (5545188).

Almost surely, 2^298045656 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 298045656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443615040).

298045656 is an abundant number, since it is smaller than the sum of its proper divisors (589184424).

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

298045656 is a wasteful number, since it uses less digits than its factorization.

298045656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 474 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 298045656 is about 17263.9988415199. The cubic root of 298045656 is about 667.9761127868.

The spelling of 298045656 in words is "two hundred ninety-eight million, forty-five thousand, six hundred fifty-six".