298079253 has 6 divisors (see below), whose sum is σ = 430558934. Its totient is φ = 198719496.

The previous prime is 298079251. The next prime is 298079267. The reversal of 298079253 is 352970892.

It can be written as a sum of positive squares in only one way, i.e., 240653169 + 57426084 = 15513^2 + 7578^2 .

It is not a de Polignac number, because 298079253 - 2¹ = 298079251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 298079199 and 298079208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298079251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16559950 + ... + 16559967.

Almost surely, 2^298079253 is an apocalyptic number.

It is an amenable number.

298079253 is a deficient number, since it is larger than the sum of its proper divisors (132479681).

298079253 is a wasteful number, since it uses less digits than its factorization.

298079253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33119923 (or 33119920 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 298079253 is about 17264.9718505418. The cubic root of 298079253 is about 668.0012108994.

It can be divided in two parts, 29807 and 9253, that added together give a triangular number (39060 = T₂₇₉).

The spelling of 298079253 in words is "two hundred ninety-eight million, seventy-nine thousand, two hundred fifty-three".