2298786 has 32 divisors (see below), whose sum is σ = 5366400. Its totient is φ = 656208.

The previous prime is 2298763. The next prime is 2298787. The reversal of 2298786 is 6878922.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a d-powerful number, because it can be written as 2⁴ + 2¹⁶ + 9⁴ + 8⁴ + 7⁶ + 8⁷ + 6⁵ .

It is not an unprimeable number, because it can be changed into a prime (2298787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500 + ... + 2616.

It is an arithmetic number, because the mean of its divisors is an integer number (167700).

2^2298786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2298786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2683200).

2298786 is an abundant number, since it is smaller than the sum of its proper divisors (3067614).

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

2298786 is a wasteful number, since it uses less digits than its factorization.

2298786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143 (or 1129 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 2298786 is about 1516.1747920342. The cubic root of 2298786 is about 131.9773836367.

The spelling of 2298786 in words is "two million, two hundred ninety-eight thousand, seven hundred eighty-six".