2050665 has 8 divisors (see below), whose sum is σ = 3281088. Its totient is φ = 1093680.

The previous prime is 2050639. The next prime is 2050679. The reversal of 2050665 is 5660502.

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

It is not a de Polignac number, because 2050665 - 2¹⁹ = 1526377 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68341 + ... + 68370.

It is an arithmetic number, because the mean of its divisors is an integer number (410136).

2^2050665 is an apocalyptic number.

It is an amenable number.

2050665 is a deficient number, since it is larger than the sum of its proper divisors (1230423).

2050665 is a wasteful number, since it uses less digits than its factorization.

2050665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136719.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2050665 is about 1432.0143155709. The cubic root of 2050665 is about 127.0471439251.

The spelling of 2050665 in words is "two million, fifty thousand, six hundred sixty-five".