7064644 has 6 divisors (see below), whose sum is σ = 12363134. Its totient is φ = 3532320.

The previous prime is 7064633. The next prime is 7064653. The reversal of 7064644 is 4464607.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 3378244 = 1920^2 + 1838^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883077 + ... + 883084.

Almost surely, 2^7064644 is an apocalyptic number.

It is an amenable number.

7064644 is a deficient number, since it is larger than the sum of its proper divisors (5298490).

7064644 is a wasteful number, since it uses less digits than its factorization.

7064644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766165 (or 1766163 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 7064644 is about 2657.9398036825. The cubic root of 7064644 is about 191.8801697299.

The spelling of 7064644 in words is "seven million, sixty-four thousand, six hundred forty-four".