298223345 has 16 divisors (see below), whose sum is σ = 409363968. Its totient is φ = 204310080.

The previous prime is 298223329. The next prime is 298223363. The reversal of 298223345 is 543322892.

It is not a de Polignac number, because 298223345 - 2⁴ = 298223329 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 298223299 and 298223308.

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, 43235 + ... + 49655.

It is an arithmetic number, because the mean of its divisors is an integer number (25585248).

Almost surely, 2^298223345 is an apocalyptic number.

It is an amenable number.

298223345 is a deficient number, since it is larger than the sum of its proper divisors (111140623).

298223345 is a wasteful number, since it uses less digits than its factorization.

298223345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760.

The product of its digits is 103680, while the sum is 38.

The square root of 298223345 is about 17269.1443042208. The cubic root of 298223345 is about 668.1088311871.

The spelling of 298223345 in words is "two hundred ninety-eight million, two hundred twenty-three thousand, three hundred forty-five".