2306240 has 28 divisors (see below), whose sum is σ = 5492496. Its totient is φ = 922368.

The previous prime is 2306221. The next prime is 2306261. The reversal of 2306240 is 426032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3284 + ... + 3923.

2^2306240 is an apocalyptic number.

2306240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2306240 is an abundant number, since it is smaller than the sum of its proper divisors (3186256).

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

2306240 is an equidigital number, since it uses as much as digits as its factorization.

2306240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7224 (or 7214 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2306240 is about 1518.6309624132. The cubic root of 2306240 is about 132.1198788526.

The spelling of 2306240 in words is "two million, three hundred six thousand, two hundred forty".