13598098 has 4 divisors (see below), whose sum is σ = 20397150. Its totient is φ = 6799048.

The previous prime is 13598089. The next prime is 13598099. The reversal of 13598098 is 89089531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89089531 = 4523 ⋅19697.

It can be written as a sum of positive squares in only one way, i.e., 13126129 + 471969 = 3623^2 + 687^2 .

It is not an unprimeable number, because it can be changed into a prime (13598099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3399523 + ... + 3399526.

Almost surely, 2^13598098 is an apocalyptic number.

13598098 is a deficient number, since it is larger than the sum of its proper divisors (6799052).

13598098 is an equidigital number, since it uses as much as digits as its factorization.

13598098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799051.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 13598098 is about 3687.5598978186. The cubic root of 13598098 is about 238.6855103910.

The spelling of 13598098 in words is "thirteen million, five hundred ninety-eight thousand, ninety-eight".