2064578 has 8 divisors (see below), whose sum is σ = 3259920. Its totient is φ = 977940.

The previous prime is 2064571. The next prime is 2064581. The reversal of 2064578 is 8754602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2064571) 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, 27128 + ... + 27203.

It is an arithmetic number, because the mean of its divisors is an integer number (407490).

2^2064578 is an apocalyptic number.

2064578 is a deficient number, since it is larger than the sum of its proper divisors (1195342).

2064578 is a wasteful number, since it uses less digits than its factorization.

2064578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54352.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 2064578 is about 1436.8639462385. The cubic root of 2064578 is about 127.3338191247. Note that the first 3 decimals are identical.

The spelling of 2064578 in words is "two million, sixty-four thousand, five hundred seventy-eight".