6345965 has 4 divisors (see below), whose sum is σ = 7615164. Its totient is φ = 5076768.

The previous prime is 6345949. The next prime is 6345971. The reversal of 6345965 is 5695436.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3636649 + 2709316 = 1907^2 + 1646^2 .

It is a cyclic number.

It is not a de Polignac number, because 6345965 - 2⁴ = 6345949 is a prime.

It is a Duffinian number.

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, 634592 + ... + 634601.

It is an arithmetic number, because the mean of its divisors is an integer number (1903791).

Almost surely, 2^6345965 is an apocalyptic number.

It is an amenable number.

6345965 is a deficient number, since it is larger than the sum of its proper divisors (1269199).

6345965 is a wasteful number, since it uses less digits than its factorization.

6345965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269198.

The product of its digits is 97200, while the sum is 38.

The square root of 6345965 is about 2519.1198859919. The cubic root of 6345965 is about 185.1395586828.

The spelling of 6345965 in words is "six million, three hundred forty-five thousand, nine hundred sixty-five".