2400240004 has 6 divisors (see below), whose sum is σ = 4200420014. Its totient is φ = 1200120000.

The previous prime is 2400240001. The next prime is 2400240079. The reversal of 2400240004 is 4000420042.

It can be written as a sum of positive squares in only one way, i.e., 2201486400 + 198753604 = 46920^2 + 14098^2 .

It is a super-2 number, since 2×2400240004² = 11522304153603840032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2400240004.

It is not an unprimeable number, because it can be changed into a prime (2400240001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300029997 + ... + 300030004.

Almost surely, 2^2400240004 is an apocalyptic number.

It is an amenable number.

2400240004 is a deficient number, since it is larger than the sum of its proper divisors (1800180010).

2400240004 is a wasteful number, since it uses less digits than its factorization.

2400240004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600060005 (or 600060003 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2400240004 is about 48992.2443249950. The cubic root of 2400240004 is about 1338.9105282839.

Adding to 2400240004 its reverse (4000420042), we get a palindrome (6400660046).

The spelling of 2400240004 in words is "two billion, four hundred million, two hundred forty thousand, four".