7648755 has 16 divisors (see below), whose sum is σ = 12537504. Its totient is φ = 3979520.

The previous prime is 7648747. The next prime is 7648757. The reversal of 7648755 is 5578467.

It is not a de Polignac number, because 7648755 - 2³ = 7648747 is a prime.

7648755 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7648757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5604 + ... + 6833.

It is an arithmetic number, because the mean of its divisors is an integer number (783594).

Almost surely, 2^7648755 is an apocalyptic number.

7648755 is a deficient number, since it is larger than the sum of its proper divisors (4888749).

7648755 is a wasteful number, since it uses less digits than its factorization.

7648755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12486.

The product of its digits is 235200, while the sum is 42.

The square root of 7648755 is about 2765.6382626801. The cubic root of 7648755 is about 197.0290439626.

The spelling of 7648755 in words is "seven million, six hundred forty-eight thousand, seven hundred fifty-five".