6396742210 has 16 divisors (see below), whose sum is σ = 11578464000. Its totient is φ = 2544401776.

The previous prime is 6396742153. The next prime is 6396742211. The reversal of 6396742210 is 122476936.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6396742211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1785010 + ... + 1788589.

It is an arithmetic number, because the mean of its divisors is an integer number (723654000).

Almost surely, 2^6396742210 is an apocalyptic number.

6396742210 is a deficient number, since it is larger than the sum of its proper divisors (5181721790).

6396742210 is a wasteful number, since it uses less digits than its factorization.

6396742210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573785.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 6396742210 is about 79979.6362207281. The cubic root of 6396742210 is about 1856.3204524421.

The spelling of 6396742210 in words is "six billion, three hundred ninety-six million, seven hundred forty-two thousand, two hundred ten".