2305098 has 64 divisors (see below), whose sum is σ = 5667840. Its totient is φ = 699840.

The previous prime is 2305091. The next prime is 2305103. The reversal of 2305098 is 8905032.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2305091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74343 + ... + 74373.

It is an arithmetic number, because the mean of its divisors is an integer number (88560).

2^2305098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2305098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2833920).

2305098 is an abundant number, since it is smaller than the sum of its proper divisors (3362742).

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

2305098 is an equidigital number, since it uses as much as digits as its factorization.

2305098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2305098 is about 1518.2549193070. The cubic root of 2305098 is about 132.0980676198.

The spelling of 2305098 in words is "two million, three hundred five thousand, ninety-eight".