1218098 has 16 divisors (see below), whose sum is σ = 2104704. Its totient is φ = 517920.

The previous prime is 1218089. The next prime is 1218121. The reversal of 1218098 is 8908121.

It is a self number, because there is not a number n which added to its sum of digits gives 1218098.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078 + ... + 2598.

It is an arithmetic number, because the mean of its divisors is an integer number (131544).

2^1218098 is an apocalyptic number.

1218098 is a deficient number, since it is larger than the sum of its proper divisors (886606).

1218098 is a wasteful number, since it uses less digits than its factorization.

1218098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697.

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 1218098 is about 1103.6747709357. The cubic root of 1218098 is about 106.7974156210.

The spelling of 1218098 in words is "one million, two hundred eighteen thousand, ninety-eight".