7651066 has 4 divisors (see below), whose sum is σ = 11476602. Its totient is φ = 3825532.

The previous prime is 7651043. The next prime is 7651073. The reversal of 7651066 is 6601567.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6601567 = 7 ⋅943081.

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 279841 = 2715^2 + 529^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912765 + ... + 1912768.

Almost surely, 2^7651066 is an apocalyptic number.

7651066 is a deficient number, since it is larger than the sum of its proper divisors (3825536).

7651066 is a wasteful number, since it uses less digits than its factorization.

7651066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825535.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 7651066 is about 2766.0560370318. The cubic root of 7651066 is about 197.0488854606.

The spelling of 7651066 in words is "seven million, six hundred fifty-one thousand, sixty-six".