2064600 has 144 divisors (see below), whose sum is σ = 7350720. Its totient is φ = 518400.

The previous prime is 2064589. The next prime is 2064611. The reversal of 2064600 is 64602.

2064600 is a `hidden beast` number, since 2 + 0 + 64 + 600 = 666.

It is an interprime number because it is at equal distance from previous prime (2064589) and next prime (2064611).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 55782 + ... + 55818.

2^2064600 is an apocalyptic number.

2064600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2064600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3675360).

2064600 is an abundant number, since it is smaller than the sum of its proper divisors (5286120).

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

2064600 is a wasteful number, since it uses less digits than its factorization.

2064600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2064600 is about 1436.8716017794. The cubic root of 2064600 is about 127.3342714099.

It can be divided in two parts, 20 and 64600, that added together give a triangular number (64620 = T₃₅₉).

The spelling of 2064600 in words is "two million, sixty-four thousand, six hundred".