4064868 has 18 divisors (see below), whose sum is σ = 10275174. Its totient is φ = 1354944.

The previous prime is 4064861. The next prime is 4064873. The reversal of 4064868 is 8684604.

4064868 is a `hidden beast` number, since 4 + 0 + 648 + 6 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3873024 + 191844 = 1968^2 + 438^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 112913 = 4064868 / (4 + 0 + 6 + 4 + 8 + 6 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4064861) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56421 + ... + 56492.

It is an arithmetic number, because the mean of its divisors is an integer number (570843).

Almost surely, 2^4064868 is an apocalyptic number.

It is an amenable number.

4064868 is an abundant number, since it is smaller than the sum of its proper divisors (6210306).

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

4064868 is a wasteful number, since it uses less digits than its factorization.

4064868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112923 (or 112918 counting only the distinct ones).

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

The square root of 4064868 is about 2016.1517800007. The cubic root of 4064868 is about 159.5936040552.

The spelling of 4064868 in words is "four million, sixty-four thousand, eight hundred sixty-eight".