2118098 has 8 divisors (see below), whose sum is σ = 3364092. Its totient is φ = 996736.

The previous prime is 2118091. The next prime is 2118113. The reversal of 2118098 is 8908112.

It can be written as a sum of positive squares in 2 ways, for example, as 2111209 + 6889 = 1453^2 + 83^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2118098.

It is not an unprimeable number, because it can be changed into a prime (2118091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31115 + ... + 31182.

2^2118098 is an apocalyptic number.

2118098 is a deficient number, since it is larger than the sum of its proper divisors (1245994).

2118098 is a wasteful number, since it uses less digits than its factorization.

2118098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62316.

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

The square root of 2118098 is about 1455.3686818123. The cubic root of 2118098 is about 128.4247365184.

It can be divided in two parts, 2 and 118098, that multiplied together give a square (236196 = 486²).

The spelling of 2118098 in words is "two million, one hundred eighteen thousand, ninety-eight".