6490195 has 4 divisors (see below), whose sum is σ = 7788240. Its totient is φ = 5192152.

The previous prime is 6490193. The next prime is 6490201. The reversal of 6490195 is 5910946.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6490195 - 2¹ = 6490193 is a prime.

It is a super-2 number, since 2×6490195² = 84245262276050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6490195.

It is not an unprimeable number, because it can be changed into a prime (6490193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649015 + ... + 649024.

It is an arithmetic number, because the mean of its divisors is an integer number (1947060).

Almost surely, 2^6490195 is an apocalyptic number.

6490195 is a deficient number, since it is larger than the sum of its proper divisors (1298045).

6490195 is a wasteful number, since it uses less digits than its factorization.

6490195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298044.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 6490195 is about 2547.5861123817. The cubic root of 6490195 is about 186.5316714583.

The spelling of 6490195 in words is "six million, four hundred ninety thousand, one hundred ninety-five".