70298 has 4 divisors (see below), whose sum is σ = 105450. Its totient is φ = 35148.

The previous prime is 70297. The next prime is 70309. The reversal of 70298 is 89207.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89207 = 37 ⋅2411.

It can be written as a sum of positive squares in only one way, i.e., 51529 + 18769 = 227^2 + 137^2 .

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70298.

It is not an unprimeable number, because it can be changed into a prime (70297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17573 + ... + 17576.

2⁷⁰²⁹⁸ is an apocalyptic number.

70298 is a deficient number, since it is larger than the sum of its proper divisors (35152).

70298 is a wasteful number, since it uses less digits than its factorization.

70298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35151.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 70298 is about 265.1377000730. The cubic root of 70298 is about 41.2712532046.

The spelling of 70298 in words is "seventy thousand, two hundred ninety-eight".