7648688 has 20 divisors (see below), whose sum is σ = 15030288. Its totient is φ = 3769920.

The previous prime is 7648687. The next prime is 7648703. The reversal of 7648688 is 8868467.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7648687) 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, 2231 + ... + 4502.

Almost surely, 2^7648688 is an apocalyptic number.

It is an amenable number.

7648688 is a deficient number, since it is larger than the sum of its proper divisors (7381600).

7648688 is a wasteful number, since it uses less digits than its factorization.

7648688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812 (or 6806 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The square root of 7648688 is about 2765.6261497173. The cubic root of 7648688 is about 197.0284686627.

The spelling of 7648688 in words is "seven million, six hundred forty-eight thousand, six hundred eighty-eight".