6623065 has 4 divisors (see below), whose sum is σ = 7947684. Its totient is φ = 5298448.

The previous prime is 6623059. The next prime is 6623087. The reversal of 6623065 is 5603266.

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 4583881 + 2039184 = 2141^2 + 1428^2 .

It is a cyclic number.

It is not a de Polignac number, because 6623065 - 2⁵ = 6623033 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, 662302 + ... + 662311.

It is an arithmetic number, because the mean of its divisors is an integer number (1986921).

Almost surely, 2^6623065 is an apocalyptic number.

It is an amenable number.

6623065 is a deficient number, since it is larger than the sum of its proper divisors (1324619).

6623065 is a wasteful number, since it uses less digits than its factorization.

6623065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324618.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 6623065 is about 2573.5316201671. The cubic root of 6623065 is about 187.7960006150.

The spelling of 6623065 in words is "six million, six hundred twenty-three thousand, sixty-five".