2404624 has 20 divisors (see below), whose sum is σ = 4697244. Its totient is φ = 1192448.

The previous prime is 2404613. The next prime is 2404631. The reversal of 2404624 is 4264042.

It can be written as a sum of positive squares in 2 ways, for example, as 1040400 + 1364224 = 1020^2 + 1168^2 .

It is a d-powerful number, because it can be written as 2¹⁷ + 4² + 0 + 4⁶ + 6⁸ + 2¹⁹ + 4⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 2404595 and 2404604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1644 + ... + 2740.

2^2404624 is an apocalyptic number.

It is an amenable number.

2404624 is a deficient number, since it is larger than the sum of its proper divisors (2292620).

2404624 is a wasteful number, since it uses less digits than its factorization.

2404624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1236 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2404624 is about 1550.6850099230. The cubic root of 2404624 is about 133.9725197974.

Adding to 2404624 its reverse (4264042), we get a palindrome (6668666).

The spelling of 2404624 in words is "two million, four hundred four thousand, six hundred twenty-four".