2240328 has 64 divisors (see below), whose sum is σ = 6264000. Its totient is φ = 665856.

The previous prime is 2240323. The next prime is 2240341. The reversal of 2240328 is 8230422.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2240321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117903 + ... + 117921.

It is an arithmetic number, because the mean of its divisors is an integer number (97875).

2^2240328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2240328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3132000).

2240328 is an abundant number, since it is smaller than the sum of its proper divisors (4023672).

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

2240328 is a wasteful number, since it uses less digits than its factorization.

2240328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2240328 is about 1496.7725278077. The cubic root of 2240328 is about 130.8490384634.

The spelling of 2240328 in words is "two million, two hundred forty thousand, three hundred twenty-eight".