2305400004 has 36 divisors (see below), whose sum is σ = 5830231680. Its totient is φ = 768111600.

The previous prime is 2305399997. The next prime is 2305400051. The reversal of 2305400004 is 4000045032.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 2305400004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71017 + ... + 98255.

It is an arithmetic number, because the mean of its divisors is an integer number (161950880).

Almost surely, 2^2305400004 is an apocalyptic number.

It is an amenable number.

2305400004 is an abundant number, since it is smaller than the sum of its proper divisors (3524831676).

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

2305400004 is a wasteful number, since it uses less digits than its factorization.

2305400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29600 (or 29595 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2305400004 is about 48014.5811603100. The cubic root of 2305400004 is about 1321.0383634095.

Adding to 2305400004 its reverse (4000045032), we get a palindrome (6305445036).

The spelling of 2305400004 in words is "two billion, three hundred five million, four hundred thousand, four".