2296840 has 64 divisors (see below), whose sum is σ = 6370560. Its totient is φ = 725760.

The previous prime is 2296837. The next prime is 2296867. The reversal of 2296840 is 486922.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3325 + ... + 3955.

It is an arithmetic number, because the mean of its divisors is an integer number (99540).

2^2296840 is an apocalyptic number.

2296840 is a gapful number since it is divisible by the number (20) 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 2296840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3185280).

2296840 is an abundant number, since it is smaller than the sum of its proper divisors (4073720).

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

2296840 is a wasteful number, since it uses less digits than its factorization.

2296840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2296840 is about 1515.5329095734. The cubic root of 2296840 is about 131.9401320187.

It can be divided in two parts, 2296 and 840, that added together give a square (3136 = 56²).

The spelling of 2296840 in words is "two million, two hundred ninety-six thousand, eight hundred forty".