4068648 has 24 divisors (see below), whose sum is σ = 11019450. Its totient is φ = 1356192.

The previous prime is 4068619. The next prime is 4068653. The reversal of 4068648 is 8468604.

4068648 is a `hidden beast` number, since 4 + 0 + 6 + 8 + 648 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3392964 + 675684 = 1842^2 + 822^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28183 + ... + 28326.

Almost surely, 2^4068648 is an apocalyptic number.

It is an amenable number.

4068648 is an abundant number, since it is smaller than the sum of its proper divisors (6950802).

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

4068648 is a wasteful number, since it uses less digits than its factorization.

4068648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56521 (or 56514 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 4068648 is about 2017.0889915916. The cubic root of 4068648 is about 159.6430584634.

The spelling of 4068648 in words is "four million, sixty-eight thousand, six hundred forty-eight".