6340628 has 12 divisors (see below), whose sum is σ = 12681312. Its totient is φ = 2717400.

The previous prime is 6340597. The next prime is 6340637. The reversal of 6340628 is 8260436.

6340628 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6340628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113198 + ... + 113253.

It is an arithmetic number, because the mean of its divisors is an integer number (1056776).

Almost surely, 2^6340628 is an apocalyptic number.

It is an amenable number.

6340628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6340628 is a wasteful number, since it uses less digits than its factorization.

6340628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226462 (or 226460 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 6340628 is about 2518.0603646458. The cubic root of 6340628 is about 185.0876429142.

The spelling of 6340628 in words is "six million, three hundred forty thousand, six hundred twenty-eight".