7730667 has 16 divisors (see below), whose sum is σ = 13089280. Its totient is φ = 4417416.

The previous prime is 7730651. The next prime is 7730677. The reversal of 7730667 is 7660377.

It is not a de Polignac number, because 7730667 - 2⁴ = 7730651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7730677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20263 + ... + 20640.

It is an arithmetic number, because the mean of its divisors is an integer number (818080).

Almost surely, 2^7730667 is an apocalyptic number.

7730667 is a deficient number, since it is larger than the sum of its proper divisors (5358613).

7730667 is a wasteful number, since it uses less digits than its factorization.

7730667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40919 (or 40913 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 36.

The square root of 7730667 is about 2780.4077039168. The cubic root of 7730667 is about 197.7298887990.

Adding to 7730667 its product of nonzero digits (37044), we get a triangular number (7767711 = T₃₉₄₁).

The spelling of 7730667 in words is "seven million, seven hundred thirty thousand, six hundred sixty-seven".