2259740 has 24 divisors (see below), whose sum is σ = 5423712. Its totient is φ = 774720.

The previous prime is 2259739. The next prime is 2259769. The reversal of 2259740 is 479522.

2259740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7931 + ... + 8210.

It is an arithmetic number, because the mean of its divisors is an integer number (225988).

2^2259740 is an apocalyptic number.

2259740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2259740 is an abundant number, since it is smaller than the sum of its proper divisors (3163972).

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

2259740 is a wasteful number, since it uses less digits than its factorization.

2259740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16157 (or 16155 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2259740 is about 1503.2431606364. The cubic root of 2259740 is about 131.2258791653.

The spelling of 2259740 in words is "two million, two hundred fifty-nine thousand, seven hundred forty".