2240528 has 20 divisors (see below), whose sum is σ = 4366908. Its totient is φ = 1113600.

The previous prime is 2240507. The next prime is 2240531. The reversal of 2240528 is 8250422.

It can be written as a sum of positive squares in 2 ways, for example, as 1183744 + 1056784 = 1088^2 + 1028^2 .

It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors.

2240528 is a modest number, since divided by 528 gives 224 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3428 + ... + 4028.

2^2240528 is an apocalyptic number.

It is an amenable number.

2240528 is a deficient number, since it is larger than the sum of its proper divisors (2126380).

2240528 is a wasteful number, since it uses less digits than its factorization.

2240528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842 (or 836 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2240528 is about 1496.8393367359. The cubic root of 2240528 is about 130.8529320940.

The spelling of 2240528 in words is "two million, two hundred forty thousand, five hundred twenty-eight".