7923648 has 28 divisors (see below), whose sum is σ = 20965160. Its totient is φ = 2641152.

The previous prime is 7923647. The next prime is 7923667. The reversal of 7923648 is 8463297.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7923647) 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, 20443 + ... + 20826.

Almost surely, 2^7923648 is an apocalyptic number.

It is an amenable number.

7923648 is an abundant number, since it is smaller than the sum of its proper divisors (13041512).

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

7923648 is a wasteful number, since it uses less digits than its factorization.

7923648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41284 (or 41274 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 7923648 is about 2814.8975114558. The cubic root of 7923648 is about 199.3616983556.

The spelling of 7923648 in words is "seven million, nine hundred twenty-three thousand, six hundred forty-eight".