2298744 has 48 divisors (see below), whose sum is σ = 7116720. Its totient is φ = 656640.

The previous prime is 2298731. The next prime is 2298749. The reversal of 2298744 is 4478922.

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 junction number, because it is equal to n+sod(n) for n = 2298699 and 2298708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2298749) 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, 1777 + ... + 2784.

It is an arithmetic number, because the mean of its divisors is an integer number (148265).

2^2298744 is an apocalyptic number.

2298744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2298744 is an abundant number, since it is smaller than the sum of its proper divisors (4817976).

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

2298744 is a wasteful number, since it uses less digits than its factorization.

2298744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4580 (or 4573 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2298744 is about 1516.1609413252. The cubic root of 2298744 is about 131.9765798670.

The spelling of 2298744 in words is "two million, two hundred ninety-eight thousand, seven hundred forty-four".