7664067 has 12 divisors (see below), whose sum is σ = 11185720. Its totient is φ = 5056128.

The previous prime is 7664053. The next prime is 7664077. The reversal of 7664067 is 7604667.

7664067 is a `hidden beast` number, since 7 + 6 + 640 + 6 + 7 = 666.

It is not a de Polignac number, because 7664067 - 2¹⁴ = 7647683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7664047) 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 11 ways as a sum of consecutive naturals, for example, 3517 + ... + 5262.

Almost surely, 2^7664067 is an apocalyptic number.

7664067 is a deficient number, since it is larger than the sum of its proper divisors (3521653).

7664067 is a wasteful number, since it uses less digits than its factorization.

7664067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8882 (or 8879 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 7664067 is about 2768.4051365362. The cubic root of 7664067 is about 197.1604334406.

The spelling of 7664067 in words is "seven million, six hundred sixty-four thousand, sixty-seven".