298779264 has 288 divisors, whose sum is σ = 1027915200. Its totient is φ = 83026944.

The previous prime is 298779253. The next prime is 298779287. The reversal of 298779264 is 462977892.

It is a tau number, because it is divible by the number of its divisors (288).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 298779264.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3781977 + ... + 3782055.

It is an arithmetic number, because the mean of its divisors is an integer number (3569150).

Almost surely, 2^298779264 is an apocalyptic number.

298779264 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 298779264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513957600).

298779264 is an abundant number, since it is smaller than the sum of its proper divisors (729135936).

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

298779264 is a wasteful number, since it uses less digits than its factorization.

298779264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 158 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 298779264 is about 17285.2325411028. The cubic root of 298779264 is about 668.5237147001.

The spelling of 298779264 in words is "two hundred ninety-eight million, seven hundred seventy-nine thousand, two hundred sixty-four".