2400616 has 16 divisors (see below), whose sum is σ = 4544100. Its totient is φ = 1188864.

The previous prime is 2400613. The next prime is 2400623. The reversal of 2400616 is 6160042.

It can be written as a sum of positive squares in 2 ways, for example, as 2102500 + 298116 = 1450^2 + 546^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2400593 and 2400602.

It is not an unprimeable number, because it can be changed into a prime (2400613) 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, 505 + ... + 2248.

2^2400616 is an apocalyptic number.

It is an amenable number.

2400616 is a deficient number, since it is larger than the sum of its proper divisors (2143484).

2400616 is a wasteful number, since it uses less digits than its factorization.

2400616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868 (or 2864 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2400616 is about 1549.3921388725. The cubic root of 2400616 is about 133.8980437781.

Adding to 2400616 its reverse (6160042), we get a palindrome (8560658).

The spelling of 2400616 in words is "two million, four hundred thousand, six hundred sixteen".