2400067305 has 12 divisors (see below), whose sum is σ = 4160116740. Its totient is φ = 1280035872.

The previous prime is 2400067301. The next prime is 2400067309. The reversal of 2400067305 is 5037600042.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2400067301) and next prime (2400067309).

It can be written as a sum of positive squares in 2 ways, for example, as 1886772969 + 513294336 = 43437^2 + 22656^2 .

It is not a de Polignac number, because 2400067305 - 2² = 2400067301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2400067301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26667370 + ... + 26667459.

It is an arithmetic number, because the mean of its divisors is an integer number (346676395).

Almost surely, 2^2400067305 is an apocalyptic number.

It is an amenable number.

2400067305 is a deficient number, since it is larger than the sum of its proper divisors (1760049435).

2400067305 is a wasteful number, since it uses less digits than its factorization.

2400067305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53334840 (or 53334837 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2400067305 is about 48990.4817796274. The cubic root of 2400067305 is about 1338.8784156542.

Adding to 2400067305 its reverse (5037600042), we get a palindrome (7437667347).

The spelling of 2400067305 in words is "two billion, four hundred million, sixty-seven thousand, three hundred five".