2065537 has 4 divisors (see below), whose sum is σ = 2068416. Its totient is φ = 2062660.

The previous prime is 2065523. The next prime is 2065559. The reversal of 2065537 is 7355602.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2065537 - 2¹⁵ = 2032769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2065577) 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, 612 + ... + 2122.

It is an arithmetic number, because the mean of its divisors is an integer number (517104).

2^2065537 is an apocalyptic number.

It is an amenable number.

2065537 is a deficient number, since it is larger than the sum of its proper divisors (2879).

2065537 is a wasteful number, since it uses less digits than its factorization.

2065537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2878.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 2065537 is about 1437.1976203710. The cubic root of 2065537 is about 127.3535316648.

The spelling of 2065537 in words is "two million, sixty-five thousand, five hundred thirty-seven".