2400204012 has 24 divisors (see below), whose sum is σ = 5608075200. Its totient is φ = 798982416.

The previous prime is 2400203999. The next prime is 2400204049. The reversal of 2400204012 is 2104020042.

It is a super-2 number, since 2×2400204012² = 11521958598441792288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2400203982 and 2400204000.

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, 126462 + ... + 144197.

It is an arithmetic number, because the mean of its divisors is an integer number (233669800).

Almost surely, 2^2400204012 is an apocalyptic number.

It is an amenable number.

2400204012 is an abundant number, since it is smaller than the sum of its proper divisors (3207871188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2400204012 is a wasteful number, since it uses less digits than its factorization.

2400204012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271405 (or 271403 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2400204012 is about 48991.8770001722. The cubic root of 2400204012 is about 1338.9038358547.

Adding to 2400204012 its reverse (2104020042), we get a palindrome (4504224054).

The spelling of 2400204012 in words is "two billion, four hundred million, two hundred four thousand, twelve".