6397064 has 8 divisors (see below), whose sum is σ = 11994510. Its totient is φ = 3198528.

The previous prime is 6397057. The next prime is 6397073. The reversal of 6397064 is 4607936.

It can be written as a sum of positive squares in only one way, i.e., 3648100 + 2748964 = 1910^2 + 1658^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399809 + ... + 399824.

Almost surely, 2^6397064 is an apocalyptic number.

It is an amenable number.

6397064 is a deficient number, since it is larger than the sum of its proper divisors (5597446).

6397064 is a wasteful number, since it uses less digits than its factorization.

6397064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799639 (or 799635 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 6397064 is about 2529.2417836182. The cubic root of 6397064 is about 185.6351579502.

The spelling of 6397064 in words is "six million, three hundred ninety-seven thousand, sixty-four".