6408322704 has 135 divisors (see below), whose sum is σ = 20884383273. Its totient is φ = 1829028096.

The previous prime is 6408322667. The next prime is 6408322727. The reversal of 6408322704 is 4072238046.

The square root of 6408322704 is 80052.

It is a perfect power (a square), and thus also a powerful number.

6408322704 is a `hidden beast` number, since 640 + 8 + 3 + 2 + 2 + 7 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2668755600 + 3739567104 = 51660^2 + 61152^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6723892 + ... + 6724844.

Almost surely, 2^6408322704 is an apocalyptic number.

6408322704 is the 80052-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6408322704

6408322704 is an abundant number, since it is smaller than the sum of its proper divisors (14476060569).

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

6408322704 is an equidigital number, since it uses as much as digits as its factorization.

6408322704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934 (or 965 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The cubic root of 6408322704 is about 1857.4399883761.

Multiplying 6408322704 by its sum of digits (36), we get a square (230699617344 = 480312²).

6408322704 divided by its sum of digits (36) gives a square (178008964 = 13342²).

The spelling of 6408322704 in words is "six billion, four hundred eight million, three hundred twenty-two thousand, seven hundred four".