298355904 has 378 divisors, whose sum is σ = 1121379012. Its totient is φ = 74995200.

The previous prime is 298355881. The next prime is 298355927. The reversal of 298355904 is 409553892.

298355904 is a `hidden beast` number, since 2 + 98 + 3 + 559 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (298355881) and next prime (298355927).

It is a self number, because there is not a number n which added to its sum of digits gives 298355904.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 9624369 + ... + 9624399.

Almost surely, 2^298355904 is an apocalyptic number.

298355904 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 298355904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560689506).

298355904 is an abundant number, since it is smaller than the sum of its proper divisors (823023108).

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

298355904 is a wasteful number, since it uses less digits than its factorization.

298355904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 298355904 is about 17272.9819081709. The cubic root of 298355904 is about 668.2078070287.

The spelling of 298355904 in words is "two hundred ninety-eight million, three hundred fifty-five thousand, nine hundred four".