2064541 has 4 divisors (see below), whose sum is σ = 2085084. Its totient is φ = 2044000.

The previous prime is 2064529. The next prime is 2064547. The reversal of 2064541 is 1454602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1879641 + 184900 = 1371^2 + 430^2 .

It is a cyclic number.

It is not a de Polignac number, because 2064541 - 2¹¹ = 2062493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10120 + ... + 10321.

It is an arithmetic number, because the mean of its divisors is an integer number (521271).

2^2064541 is an apocalyptic number.

It is an amenable number.

2064541 is a deficient number, since it is larger than the sum of its proper divisors (20543).

2064541 is a wasteful number, since it uses less digits than its factorization.

2064541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20542.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2064541 is about 1436.8510709186. The cubic root of 2064541 is about 127.3330584560. Note that the first 3 decimals are identical.

The spelling of 2064541 in words is "two million, sixty-four thousand, five hundred forty-one".