6400426204 has 24 divisors (see below), whose sum is σ = 11507747328. Its totient is φ = 3112562880.

The previous prime is 6400426199. The next prime is 6400426229. The reversal of 6400426204 is 4026240046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498789 + ... + 511459.

It is an arithmetic number, because the mean of its divisors is an integer number (479489472).

Almost surely, 2^6400426204 is an apocalyptic number.

It is an amenable number.

6400426204 is a deficient number, since it is larger than the sum of its proper divisors (5107321124).

6400426204 is a wasteful number, since it uses less digits than its factorization.

6400426204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16125 (or 16123 counting only the distinct ones).

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

The square root of 6400426204 is about 80002.6637306534. The cubic root of 6400426204 is about 1856.6767463579.

The spelling of 6400426204 in words is "six billion, four hundred million, four hundred twenty-six thousand, two hundred four".