6407431934 has 12 divisors (see below), whose sum is σ = 9627705816. Its totient is φ = 3198201432.

The previous prime is 6407431909. The next prime is 6407431939. The reversal of 6407431934 is 4391347046.

It is a junction number, because it is equal to n+sod(n) for n = 6407431891 and 6407431900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6407431939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3246572 + ... + 3248544.

It is an arithmetic number, because the mean of its divisors is an integer number (802308818).

Almost surely, 2^6407431934 is an apocalyptic number.

6407431934 is a deficient number, since it is larger than the sum of its proper divisors (3220273882).

6407431934 is an frugal number, since it uses more digits than its factorization.

6407431934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771 (or 2798 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 6407431934 is about 80046.4361105477. The cubic root of 6407431934 is about 1857.3539217321.

The spelling of 6407431934 in words is "six billion, four hundred seven million, four hundred thirty-one thousand, nine hundred thirty-four".