2204775 has 36 divisors (see below), whose sum is σ = 4062240. Its totient is φ = 1142400.

The previous prime is 2204773. The next prime is 2204789. The reversal of 2204775 is 5774022.

It is not a de Polignac number, because 2204775 - 2¹ = 2204773 is a prime.

It is a super-2 number, since 2×2204775² = 9722065601250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁷ + 0 + 4² + 7⁴ + 7⁶ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204773) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9106 + ... + 9344.

It is an arithmetic number, because the mean of its divisors is an integer number (112840).

2^2204775 is an apocalyptic number.

2204775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2204775 is a deficient number, since it is larger than the sum of its proper divisors (1857465).

2204775 is a wasteful number, since it uses less digits than its factorization.

2204775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 2204775 is about 1484.8484771181. The cubic root of 2204775 is about 130.1531725108.

Adding to 2204775 its reverse (5774022), we get a palindrome (7978797).

It can be divided in two parts, 22047 and 75, that added together give a palindrome (22122).

The spelling of 2204775 in words is "two million, two hundred four thousand, seven hundred seventy-five".