6400003834 has 16 divisors (see below), whose sum is σ = 10974628800. Its totient is φ = 2742060384.

The previous prime is 6400003811. The next prime is 6400003859. The reversal of 6400003834 is 4383000046.

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, 15364 + ... + 114175.

It is an arithmetic number, because the mean of its divisors is an integer number (685914300).

Almost surely, 2^6400003834 is an apocalyptic number.

6400003834 is a deficient number, since it is larger than the sum of its proper divisors (4574624966).

6400003834 is a wasteful number, since it uses less digits than its factorization.

6400003834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133077.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6400003834 is about 80000.0239624964. The cubic root of 6400003834 is about 1856.6359041919.

The spelling of 6400003834 in words is "six billion, four hundred million, three thousand, eight hundred thirty-four".