6340005 has 32 divisors (see below), whose sum is σ = 12883200. Its totient is φ = 2897856.

The previous prime is 6339989. The next prime is 6340013. The reversal of 6340005 is 5000436.

It is a happy number.

It is not a de Polignac number, because 6340005 - 2⁴ = 6339989 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6340005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2410 + ... + 4299.

It is an arithmetic number, because the mean of its divisors is an integer number (402600).

Almost surely, 2^6340005 is an apocalyptic number.

It is an amenable number.

6340005 is an abundant number, since it is smaller than the sum of its proper divisors (6543195).

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

6340005 is a wasteful number, since it uses less digits than its factorization.

6340005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730 (or 6724 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 6340005 is about 2517.9366552795. The cubic root of 6340005 is about 185.0815807713.

The spelling of 6340005 in words is "six million, three hundred forty thousand, five".