298727216 has 20 divisors (see below), whose sum is σ = 579870624. Its totient is φ = 149083200.

The previous prime is 298727183. The next prime is 298727249. The reversal of 298727216 is 612727892.

It is an interprime number because it is at equal distance from previous prime (298727183) and next prime (298727249).

It is a super-2 number, since 2×298727216² = 178475899158221312, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8600 + ... + 25911.

Almost surely, 2^298727216 is an apocalyptic number.

It is an amenable number.

298727216 is a deficient number, since it is larger than the sum of its proper divisors (281143408).

298727216 is a wasteful number, since it uses less digits than its factorization.

298727216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35060 (or 35054 counting only the distinct ones).

The product of its digits is 169344, while the sum is 44.

The square root of 298727216 is about 17283.7269129086. The cubic root of 298727216 is about 668.4848930156.

It can be divided in two parts, 2987 and 27216, that added together give a palindrome (30203).

The spelling of 298727216 in words is "two hundred ninety-eight million, seven hundred twenty-seven thousand, two hundred sixteen".