6340650 has 48 divisors (see below), whose sum is σ = 16123968. Its totient is φ = 1648000.

The previous prime is 6340637. The next prime is 6340657. The reversal of 6340650 is 560436.

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 6340650.

It is not an unprimeable number, because it can be changed into a prime (6340657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5635 + ... + 6665.

It is an arithmetic number, because the mean of its divisors is an integer number (335916).

Almost surely, 2^6340650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6340650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8061984).

6340650 is an abundant number, since it is smaller than the sum of its proper divisors (9783318).

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

6340650 is a wasteful number, since it uses less digits than its factorization.

6340650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1082 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 6340650 is about 2518.0647330837. The cubic root of 6340650 is about 185.0878569794.

The spelling of 6340650 in words is "six million, three hundred forty thousand, six hundred fifty".