2298816 has 84 divisors (see below), whose sum is σ = 7119112. Its totient is φ = 705024.

The previous prime is 2298787. The next prime is 2298833. The reversal of 2298816 is 6188922.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7335 + ... + 7641.

2^2298816 is an apocalyptic number.

2298816 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2298816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3559556).

2298816 is an abundant number, since it is smaller than the sum of its proper divisors (4820296).

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

2298816 is a wasteful number, since it uses less digits than its factorization.

2298816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 325 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 2298816 is about 1516.1846853204. The cubic root of 2298816 is about 131.9779577519.

It can be divided in two parts, 229 and 8816, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 2298816 in words is "two million, two hundred ninety-eight thousand, eight hundred sixteen".