2420644406 has 16 divisors (see below), whose sum is σ = 3686530848. Its totient is φ = 1191931200.

The previous prime is 2420644379. The next prime is 2420644411. The reversal of 2420644406 is 6044460242.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4826 + ... + 69746.

It is an arithmetic number, because the mean of its divisors is an integer number (230408178).

Almost surely, 2^2420644406 is an apocalyptic number.

2420644406 is a deficient number, since it is larger than the sum of its proper divisors (1265886442).

2420644406 is a wasteful number, since it uses less digits than its factorization.

2420644406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65207.

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 2420644406 is about 49200.0447764024. The cubic root of 2420644406 is about 1342.6938468241.

The spelling of 2420644406 in words is "two billion, four hundred twenty million, six hundred forty-four thousand, four hundred six".