2400004 has 24 divisors (see below), whose sum is σ = 4616640. Its totient is φ = 1086624.

The previous prime is 2400001. The next prime is 2400019. The reversal of 2400004 is 4000042.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (2400001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062 + ... + 2434.

It is an arithmetic number, because the mean of its divisors is an integer number (192360).

2^2400004 is an apocalyptic number.

It is an amenable number.

2400004 is a deficient number, since it is larger than the sum of its proper divisors (2216636).

2400004 is a wasteful number, since it uses less digits than its factorization.

2400004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2400004 is about 1549.1946294769. The cubic root of 2400004 is about 133.8866643978.

Adding to 2400004 its reverse (4000042), we get a palindrome (6400046).

It can be divided in two parts, 2 and 400004, that multiplied together give a palindrome (800008).

The spelling of 2400004 in words is "two million, four hundred thousand, four".