298105056 has 96 divisors (see below), whose sum is σ = 878683680. Its totient is φ = 98316288.

The previous prime is 298105039. The next prime is 298105057. The reversal of 298105056 is 650501892.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 298105056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298105057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82030 + ... + 85586.

It is an arithmetic number, because the mean of its divisors is an integer number (9152955).

Almost surely, 2^298105056 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 298105056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439341840).

298105056 is an abundant number, since it is smaller than the sum of its proper divisors (580578624).

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

298105056 is a wasteful number, since it uses less digits than its factorization.

298105056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673 (or 3659 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 298105056 is about 17265.7190988386. The cubic root of 298105056 is about 668.0204853459.

The spelling of 298105056 in words is "two hundred ninety-eight million, one hundred five thousand, fifty-six".