2221035 has 16 divisors (see below), whose sum is σ = 3573504. Its totient is φ = 1177952.

The previous prime is 2221031. The next prime is 2221061. The reversal of 2221035 is 5301222.

It is a cyclic number.

It is not a de Polignac number, because 2221035 - 2² = 2221031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

2221035 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2221031) 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 15 ways as a sum of consecutive naturals, for example, 3664 + ... + 4226.

It is an arithmetic number, because the mean of its divisors is an integer number (223344).

2^2221035 is an apocalyptic number.

2221035 is a deficient number, since it is larger than the sum of its proper divisors (1352469).

2221035 is a wasteful number, since it uses less digits than its factorization.

2221035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2221035 is about 1490.3137253612. The cubic root of 2221035 is about 130.4723448099.

Adding to 2221035 its reverse (5301222), we get a palindrome (7522257).

The spelling of 2221035 in words is "two million, two hundred twenty-one thousand, thirty-five".