6664010 has 16 divisors (see below), whose sum is σ = 12046536. Its totient is φ = 2654208.

The previous prime is 6663971. The next prime is 6664019. The reversal of 6664010 is 104666.

It can be written as a sum of positive squares in 4 ways, for example, as 6620329 + 43681 = 2573^2 + 209^2 .

It is not an unprimeable number, because it can be changed into a prime (6664019) 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 7 ways as a sum of consecutive naturals, for example, 1274 + ... + 3866.

Almost surely, 2^6664010 is an apocalyptic number.

6664010 is a deficient number, since it is larger than the sum of its proper divisors (5382526).

6664010 is a wasteful number, since it uses less digits than its factorization.

6664010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6664010 is about 2581.4743849204. The cubic root of 6664010 is about 188.1822022641.

Adding to 6664010 its reverse (104666), we get a palindrome (6768676).

The spelling of 6664010 in words is "six million, six hundred sixty-four thousand, ten".