7664117 has 4 divisors (see below), whose sum is σ = 7734540. Its totient is φ = 7593696.

The previous prime is 7664077. The next prime is 7664123. The reversal of 7664117 is 7114667.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1739761 + 5924356 = 1319^2 + 2434^2 .

It is a cyclic number.

It is not a de Polignac number, because 7664117 - 2⁶ = 7664053 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 (7664147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35048 + ... + 35265.

It is an arithmetic number, because the mean of its divisors is an integer number (1933635).

Almost surely, 2^7664117 is an apocalyptic number.

It is an amenable number.

7664117 is a deficient number, since it is larger than the sum of its proper divisors (70423).

7664117 is a wasteful number, since it uses less digits than its factorization.

7664117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70422.

The product of its digits is 7056, while the sum is 32.

The square root of 7664117 is about 2768.4141669916. The cubic root of 7664117 is about 197.1608621947.

The spelling of 7664117 in words is "seven million, six hundred sixty-four thousand, one hundred seventeen".