2063659 has 6 divisors (see below), whose sum is σ = 2234796. Its totient is φ = 1904760.

The previous prime is 2063651. The next prime is 2063671. The reversal of 2063659 is 9563602.

It is not a de Polignac number, because 2063659 - 2³ = 2063651 is a prime.

It is a Duffinian number.

2063659 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2063659.

It is not an unprimeable number, because it can be changed into a prime (2063651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5937 + ... + 6274.

It is an arithmetic number, because the mean of its divisors is an integer number (372466).

2^2063659 is an apocalyptic number.

2063659 is a deficient number, since it is larger than the sum of its proper divisors (171137).

2063659 is a wasteful number, since it uses less digits than its factorization.

2063659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12237 (or 12224 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2063659 is about 1436.5441169696. The cubic root of 2063659 is about 127.3149230683.

The spelling of 2063659 in words is "two million, sixty-three thousand, six hundred fifty-nine".