6394630 has 32 divisors (see below), whose sum is σ = 12775968. Its totient is φ = 2284800.

The previous prime is 6394627. The next prime is 6394637. The reversal of 6394630 is 364936.

It is a junction number, because it is equal to n+sod(n) for n = 6394592 and 6394601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6394637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6234 + ... + 7186.

It is an arithmetic number, because the mean of its divisors is an integer number (399249).

Almost surely, 2^6394630 is an apocalyptic number.

6394630 is a deficient number, since it is larger than the sum of its proper divisors (6381338).

6394630 is a wasteful number, since it uses less digits than its factorization.

6394630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 6394630 is about 2528.7605659690. The cubic root of 6394630 is about 185.6116110391.

The spelling of 6394630 in words is "six million, three hundred ninety-four thousand, six hundred thirty".