6001664 has 22 divisors (see below), whose sum is σ = 11999514. Its totient is φ = 3000320.

The previous prime is 6001627. The next prime is 6001669. The reversal of 6001664 is 4661006.

6001664 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5017600 + 984064 = 2240^2 + 992^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6001669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1907 + ... + 3954.

Almost surely, 2^6001664 is an apocalyptic number.

6001664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6001664 is a deficient number, since it is larger than the sum of its proper divisors (5997850).

6001664 is an equidigital number, since it uses as much as digits as its factorization.

6001664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5881 (or 5863 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6001664 is about 2449.8293818142. The cubic root of 6001664 is about 181.7288560009.

The spelling of 6001664 in words is "six million, one thousand, six hundred sixty-four".