864098 has 8 divisors (see below), whose sum is σ = 1331292. Its totient is φ = 420336.

The previous prime is 864091. The next prime is 864103. The reversal of 864098 is 890468.

It can be written as a sum of positive squares in 2 ways, for example, as 717409 + 146689 = 847^2 + 383^2 .

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

It is not an unprimeable number, because it can be changed into a prime (864091) by changing a digit.

864098 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 5765 + ... + 5912.

2⁸⁶⁴⁰⁹⁸ is an apocalyptic number.

864098 is a deficient number, since it is larger than the sum of its proper divisors (467194).

864098 is a wasteful number, since it uses less digits than its factorization.

864098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 864098 is about 929.5687172017. The cubic root of 864098 is about 95.2476640306.

The spelling of 864098 in words is "eight hundred sixty-four thousand, ninety-eight".