2214340 has 24 divisors (see below), whose sum is σ = 4740120. Its totient is φ = 868608.

The previous prime is 2214319. The next prime is 2214343. The reversal of 2214340 is 434122.

It can be written as a sum of positive squares in 4 ways, for example, as 817216 + 1397124 = 904^2 + 1182^2 .

It is not an unprimeable number, because it can be changed into a prime (2214343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16 + ... + 2104.

It is an arithmetic number, because the mean of its divisors is an integer number (197505).

2^2214340 is an apocalyptic number.

2214340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2214340 is an abundant number, since it is smaller than the sum of its proper divisors (2525780).

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

2214340 is a wasteful number, since it uses less digits than its factorization.

2214340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2214340 is about 1488.0658587576. The cubic root of 2214340 is about 130.3411159737.

Adding to 2214340 its reverse (434122), we get a palindrome (2648462).

The spelling of 2214340 in words is "two million, two hundred fourteen thousand, three hundred forty".