2332240 has 20 divisors (see below), whose sum is σ = 5422644. Its totient is φ = 932864.

The previous prime is 2332237. The next prime is 2332241. The reversal of 2332240 is 422332.

It can be written as a sum of positive squares in 2 ways, for example, as 327184 + 2005056 = 572^2 + 1416^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2332241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14497 + ... + 14656.

2^2332240 is an apocalyptic number.

2332240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2332240 is an abundant number, since it is smaller than the sum of its proper divisors (3090404).

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

2332240 is a wasteful number, since it uses less digits than its factorization.

2332240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29166 (or 29160 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2332240 is about 1527.1673123794. The cubic root of 2332240 is about 132.6145206653.

Adding to 2332240 its reverse (422332), we get a palindrome (2754572).

The spelling of 2332240 in words is "two million, three hundred thirty-two thousand, two hundred forty".