213098 has 8 divisors (see below), whose sum is σ = 326592. Its totient is φ = 104236.

The previous prime is 213097. The next prime is 213119. The reversal of 213098 is 890312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213091) 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 in 3 ways as a sum of consecutive naturals, for example, 1040 + ... + 1227.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2²¹³⁰⁹⁸ is an apocalyptic number.

213098 is a deficient number, since it is larger than the sum of its proper divisors (113494).

213098 is a wasteful number, since it uses less digits than its factorization.

213098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 213098 is about 461.6253892498. The cubic root of 213098 is about 59.7300838718.

The spelling of 213098 in words is "two hundred thirteen thousand, ninety-eight".