4400004646 has 16 divisors (see below), whose sum is σ = 6617737728. Its totient is φ = 2194101000.

The previous prime is 4400004641. The next prime is 4400004647. The reversal of 4400004646 is 6464000044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400004641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870371 + ... + 1872721.

It is an arithmetic number, because the mean of its divisors is an integer number (413608608).

Almost surely, 2^4400004646 is an apocalyptic number.

4400004646 is a deficient number, since it is larger than the sum of its proper divisors (2217733082).

4400004646 is a wasteful number, since it uses less digits than its factorization.

4400004646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4400004646 is about 66332.5308276414. The cubic root of 4400004646 is about 1638.6431179536.

The spelling of 4400004646 in words is "four billion, four hundred million, four thousand, six hundred forty-six".