7670666 has 8 divisors (see below), whose sum is σ = 11608164. Its totient is φ = 3801280.

The previous prime is 7670653. The next prime is 7670693. The reversal of 7670666 is 6660767.

It can be written as a sum of positive squares in 2 ways, for example, as 6869641 + 801025 = 2621^2 + 895^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 16745 + ... + 17196.

Almost surely, 2^7670666 is an apocalyptic number.

7670666 is a deficient number, since it is larger than the sum of its proper divisors (3937498).

7670666 is a wasteful number, since it uses less digits than its factorization.

7670666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34056.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 7670666 is about 2769.5967215463. The cubic root of 7670666 is about 197.2170042952.

The spelling of 7670666 in words is "seven million, six hundred seventy thousand, six hundred sixty-six".