4000400330 has 16 divisors (see below), whose sum is σ = 7202147400. Its totient is φ = 1599843072.

The previous prime is 4000400329. The next prime is 4000400449. The reversal of 4000400330 is 330040004.

It can be written as a sum of positive squares in 4 ways, for example, as 3129619249 + 870781081 = 55943^2 + 29509^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17246 + ... + 91094.

Almost surely, 2^4000400330 is an apocalyptic number.

4000400330 is a deficient number, since it is larger than the sum of its proper divisors (3201747070).

4000400330 is a wasteful number, since it uses less digits than its factorization.

4000400330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79273.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 4000400330 is about 63248.7180107233. The cubic root of 4000400330 is about 1587.4540072235.

Adding to 4000400330 its reverse (330040004), we get a palindrome (4330440334).

The spelling of 4000400330 in words is "four billion, four hundred thousand, three hundred thirty".