7628656 has 20 divisors (see below), whose sum is σ = 16892272. Its totient is φ = 3269376.

The previous prime is 7628629. The next prime is 7628657. The reversal of 7628656 is 6568267.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7628657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33945 + ... + 34168.

Almost surely, 2^7628656 is an apocalyptic number.

It is an amenable number.

7628656 is an abundant number, since it is smaller than the sum of its proper divisors (9263616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7628656 is a wasteful number, since it uses less digits than its factorization.

7628656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68128 (or 68122 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 7628656 is about 2762.0021723380. The cubic root of 7628656 is about 196.8563116887.

The spelling of 7628656 in words is "seven million, six hundred twenty-eight thousand, six hundred fifty-six".