7628966 has 4 divisors (see below), whose sum is σ = 11443452. Its totient is φ = 3814482.

The previous prime is 7628963. The next prime is 7628981. The reversal of 7628966 is 6698267.

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

It is a super-2 number, since 2×7628966² = 116402244458312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7628963) by changing a digit.

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 as a sum of consecutive naturals, namely, 1907240 + ... + 1907243.

It is an arithmetic number, because the mean of its divisors is an integer number (2860863).

Almost surely, 2^7628966 is an apocalyptic number.

7628966 is a deficient number, since it is larger than the sum of its proper divisors (3814486).

7628966 is a wasteful number, since it uses less digits than its factorization.

7628966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814485.

The product of its digits is 217728, while the sum is 44.

The square root of 7628966 is about 2762.0582904783. The cubic root of 7628966 is about 196.8589781536.

The spelling of 7628966 in words is "seven million, six hundred twenty-eight thousand, nine hundred sixty-six".