6402905922 has 32 divisors (see below), whose sum is σ = 15271529472. Its totient is φ = 1749862224.

The previous prime is 6402905921. The next prime is 6402905983. The reversal of 6402905922 is 2295092046.

It is not an unprimeable number, because it can be changed into a prime (6402905921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3313168 + ... + 3315099.

It is an arithmetic number, because the mean of its divisors is an integer number (477235296).

Almost surely, 2^6402905922 is an apocalyptic number.

6402905922 is an abundant number, since it is smaller than the sum of its proper divisors (8868623550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6402905922 is a wasteful number, since it uses less digits than its factorization.

6402905922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628302.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 6402905922 is about 80018.1599513510. The cubic root of 6402905922 is about 1856.9164929075.

Adding to 6402905922 its reverse (2295092046), we get a palindrome (8697997968).

The spelling of 6402905922 in words is "six billion, four hundred two million, nine hundred five thousand, nine hundred twenty-two".