2064340 has 12 divisors (see below), whose sum is σ = 4335156. Its totient is φ = 825728.

The previous prime is 2064329. The next prime is 2064343. The reversal of 2064340 is 434602.

It can be written as a sum of positive squares in 2 ways, for example, as 311364 + 1752976 = 558^2 + 1324^2 .

It is a super-2 number, since 2×2064340² = 8522999271200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064343) 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, 51589 + ... + 51628.

It is an arithmetic number, because the mean of its divisors is an integer number (361263).

2^2064340 is an apocalyptic number.

2064340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064340 is an abundant number, since it is smaller than the sum of its proper divisors (2270816).

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

2064340 is a wasteful number, since it uses less digits than its factorization.

2064340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103226 (or 103224 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2064340 is about 1436.7811245976. The cubic root of 2064340 is about 127.3289260160.

Adding to 2064340 its reverse (434602), we get a palindrome (2498942).

The spelling of 2064340 in words is "two million, sixty-four thousand, three hundred forty".