298960816 has 80 divisors (see below), whose sum is σ = 726024960. Its totient is φ = 115856640.

The previous prime is 298960799. The next prime is 298960841. The reversal of 298960816 is 618069892.

It is a happy number.

It is a super-3 number, since 3×298960816³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 298960816.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279130 + ... + 280198.

It is an arithmetic number, because the mean of its divisors is an integer number (9075312).

Almost surely, 2^298960816 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 298960816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363012480).

298960816 is an abundant number, since it is smaller than the sum of its proper divisors (427064144).

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

298960816 is a wasteful number, since it uses less digits than its factorization.

298960816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 298960816 is about 17290.4833940523. The cubic root of 298960816 is about 668.6590958512.

The spelling of 298960816 in words is "two hundred ninety-eight million, nine hundred sixty thousand, eight hundred sixteen".