2298789 has 12 divisors (see below), whose sum is σ = 3342976. Its totient is φ = 1522152.

The previous prime is 2298787. The next prime is 2298833. The reversal of 2298789 is 9878922.

It is not a de Polignac number, because 2298789 - 2¹ = 2298787 is a prime.

It is a Duffinian number.

2298789 is a lucky number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 684 + ... + 2250.

2^2298789 is an apocalyptic number.

It is an amenable number.

2298789 is a deficient number, since it is larger than the sum of its proper divisors (1044187).

2298789 is a wasteful number, since it uses less digits than its factorization.

2298789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736 (or 1733 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 2298789 is about 1516.1757813657. The cubic root of 2298789 is about 131.9774410485.

The spelling of 2298789 in words is "two million, two hundred ninety-eight thousand, seven hundred eighty-nine".