2200240 has 40 divisors (see below), whose sum is σ = 5847840. Its totient is φ = 754176.

The previous prime is 2200217. The next prime is 2200277. The reversal of 2200240 is 420022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1405 + ... + 2524.

It is an arithmetic number, because the mean of its divisors is an integer number (146196).

2^2200240 is an apocalyptic number.

2200240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200240 is an abundant number, since it is smaller than the sum of its proper divisors (3647600).

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

2200240 is a wasteful number, since it uses less digits than its factorization.

2200240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949 (or 3943 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2200240 is about 1483.3205991963. The cubic root of 2200240 is about 130.0638739366.

Adding to 2200240 its reverse (420022), we get a palindrome (2620262).

The spelling of 2200240 in words is "two million, two hundred thousand, two hundred forty".