1810098 has 24 divisors (see below), whose sum is σ = 3948048. Its totient is φ = 599352.

The previous prime is 1810097. The next prime is 1810129. The reversal of 1810098 is 8900181.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1810097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3865 + ... + 4307.

It is an arithmetic number, because the mean of its divisors is an integer number (164502).

2^1810098 is an apocalyptic number.

1810098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1810098 is an abundant number, since it is smaller than the sum of its proper divisors (2137950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1810098 is a wasteful number, since it uses less digits than its factorization.

1810098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 675 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 1810098 is about 1345.3988256276. The cubic root of 1810098 is about 121.8710902099.

The spelling of 1810098 in words is "one million, eight hundred ten thousand, ninety-eight".