6620095 has 8 divisors (see below), whose sum is σ = 8079120. Its totient is φ = 5206080.

The previous prime is 6620083. The next prime is 6620101. The reversal of 6620095 is 5900266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6620095 - 2⁷ = 6619967 is a prime.

6620095 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10926 + ... + 11515.

It is an arithmetic number, because the mean of its divisors is an integer number (1009890).

Almost surely, 2^6620095 is an apocalyptic number.

6620095 is a deficient number, since it is larger than the sum of its proper divisors (1459025).

6620095 is a wasteful number, since it uses less digits than its factorization.

6620095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22505.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 6620095 is about 2572.9545273868. The cubic root of 6620095 is about 187.7679251185.

The spelling of 6620095 in words is "six million, six hundred twenty thousand, ninety-five".