2036221 has 8 divisors (see below), whose sum is σ = 2281824. Its totient is φ = 1800720.

The previous prime is 2036219. The next prime is 2036257. The reversal of 2036221 is 1226302.

2036221 = 128² + 129² + ... + 201².

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

It is a cyclic number.

It is not a de Polignac number, because 2036221 - 2¹ = 2036219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2036195 and 2036204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2036201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2095 + ... + 2908.

It is an arithmetic number, because the mean of its divisors is an integer number (285228).

2^2036221 is an apocalyptic number.

It is an amenable number.

2036221 is a deficient number, since it is larger than the sum of its proper divisors (245603).

2036221 is a wasteful number, since it uses less digits than its factorization.

2036221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2036221 is about 1426.9621578725. The cubic root of 2036221 is about 126.7481524006.

The spelling of 2036221 in words is "two million, thirty-six thousand, two hundred twenty-one".