7648764 has 24 divisors (see below), whose sum is σ = 17942400. Its totient is φ = 2535984.

The previous prime is 7648763. The next prime is 7648777. The reversal of 7648764 is 4678467.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7648763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787 + ... + 3989.

It is an arithmetic number, because the mean of its divisors is an integer number (747600).

Almost surely, 2^7648764 is an apocalyptic number.

It is an amenable number.

7648764 is an abundant number, since it is smaller than the sum of its proper divisors (10293636).

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

7648764 is a wasteful number, since it uses less digits than its factorization.

7648764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3409 (or 3407 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 7648764 is about 2765.6398897904. The cubic root of 7648764 is about 197.0291212415.

The spelling of 7648764 in words is "seven million, six hundred forty-eight thousand, seven hundred sixty-four".