7966606 has 4 divisors (see below), whose sum is σ = 11949912. Its totient is φ = 3983302.

The previous prime is 7966603. The next prime is 7966627. The reversal of 7966606 is 6066697.

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

It is a super-2 number, since 2×7966606² = 126933622318472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7966603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1991650 + ... + 1991653.

It is an arithmetic number, because the mean of its divisors is an integer number (2987478).

Almost surely, 2^7966606 is an apocalyptic number.

7966606 is a deficient number, since it is larger than the sum of its proper divisors (3983306).

7966606 is a wasteful number, since it uses less digits than its factorization.

7966606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983305.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 7966606 is about 2822.5176704496. The cubic root of 7966606 is about 199.7213285581.

The spelling of 7966606 in words is "seven million, nine hundred sixty-six thousand, six hundred six".