2400243404 has 24 divisors (see below), whose sum is σ = 4531222080. Its totient is φ = 1105922304.

The previous prime is 2400243389. The next prime is 2400243421. The reversal of 2400243404 is 4043420042.

It is a super-2 number, since 2×2400243404² = 11522336796891014432, 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 2400243404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8084 + ... + 69755.

It is an arithmetic number, because the mean of its divisors is an integer number (188800920).

Almost surely, 2^2400243404 is an apocalyptic number.

It is an amenable number.

2400243404 is a deficient number, since it is larger than the sum of its proper divisors (2130978676).

2400243404 is a wasteful number, since it uses less digits than its factorization.

2400243404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78449 (or 78447 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 2400243404 is about 48992.2790243524. The cubic root of 2400243404 is about 1338.9111604837.

Adding to 2400243404 its reverse (4043420042), we get a palindrome (6443663446).

The spelling of 2400243404 in words is "two billion, four hundred million, two hundred forty-three thousand, four hundred four".