2440016 has 10 divisors (see below), whose sum is σ = 4727562. Its totient is φ = 1220000.

The previous prime is 2440007. The next prime is 2440019. The reversal of 2440016 is 6100442.

It can be written as a sum of positive squares in only one way, i.e., 1700416 + 739600 = 1304^2 + 860^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2439976 and 2440003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76235 + ... + 76266.

2^2440016 is an apocalyptic number.

It is an amenable number.

2440016 is a deficient number, since it is larger than the sum of its proper divisors (2287546).

2440016 is a wasteful number, since it uses less digits than its factorization.

2440016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152509 (or 152503 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2440016 is about 1562.0550566481. The cubic root of 2440016 is about 134.6266042098.

Adding to 2440016 its reverse (6100442), we get a palindrome (8540458).

The spelling of 2440016 in words is "two million, four hundred forty thousand, sixteen".