6397630 has 16 divisors (see below), whose sum is σ = 11733984. Its totient is φ = 2510560.

The previous prime is 6397609. The next prime is 6397631. The reversal of 6397630 is 367936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6397631) 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, 5506 + ... + 6565.

It is an arithmetic number, because the mean of its divisors is an integer number (733374).

Almost surely, 2^6397630 is an apocalyptic number.

6397630 is a deficient number, since it is larger than the sum of its proper divisors (5336354).

6397630 is a wasteful number, since it uses less digits than its factorization.

6397630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12131.

The product of its (nonzero) digits is 20412, while the sum is 34.

The square root of 6397630 is about 2529.3536723835. The cubic root of 6397630 is about 185.6406326701.

The spelling of 6397630 in words is "six million, three hundred ninety-seven thousand, six hundred thirty".