6662065 has 16 divisors (see below), whose sum is σ = 8784000. Its totient is φ = 4828032.

The previous prime is 6662063. The next prime is 6662069. The reversal of 6662065 is 5602666.

6662065 = T₃₂₆ + T₃₂₇ + ... + T₄₂₀.

It is a cyclic number.

It is not a de Polignac number, because 6662065 - 2¹ = 6662063 is a prime.

It is a super-2 number, since 2×6662065² = 88766220128450, which contains 22 as substring.

6662065 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662063) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 661 + ... + 3709.

It is an arithmetic number, because the mean of its divisors is an integer number (549000).

Almost surely, 2^6662065 is an apocalyptic number.

It is an amenable number.

6662065 is a deficient number, since it is larger than the sum of its proper divisors (2121935).

6662065 is a wasteful number, since it uses less digits than its factorization.

6662065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6662065 is about 2581.0976347283. The cubic root of 6662065 is about 188.1638924677.

The spelling of 6662065 in words is "six million, six hundred sixty-two thousand, sixty-five".