2050521 has 8 divisors (see below), whose sum is σ = 2982624.
Its totient is φ = 1242720.
The previous prime is 2050513. The next prime is 2050547. The reversal of 2050521 is 1250502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2050521 - 23 = 2050513 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2050521.
It is not an unprimeable number, because it can be changed into a prime (2050511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31036 + ... + 31101.
It is an arithmetic number, because the mean of its divisors is an integer number (372828).
22050521 is an apocalyptic number.
It is an amenable number.
2050521 is a deficient number, since it is larger than the sum of its proper divisors (932103).
2050521 is a wasteful number, since it uses less digits than its factorization.
2050521 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62151.
The product of its (nonzero) digits is 100, while the sum is 15.
The square root of 2050521 is about 1431.9640358612.
The cubic root of 2050521 is about 127.0441700578.
The spelling of 2050521 in words is "two million, fifty thousand, five hundred twenty-one".