2204919 has 12 divisors (see below), whose sum is σ = 3198000. Its totient is φ = 1463904.

The previous prime is 2204887. The next prime is 2204929. The reversal of 2204919 is 9194022.

It is not a de Polignac number, because 2204919 - 2⁵ = 2204887 is a prime.

It is a super-2 number, since 2×2204919² = 9723335593122, which contains 22 as substring.

2204919 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2204892 and 2204901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3382 + ... + 3980.

It is an arithmetic number, because the mean of its divisors is an integer number (266500).

2^2204919 is an apocalyptic number.

2204919 is a deficient number, since it is larger than the sum of its proper divisors (993081).

2204919 is a wasteful number, since it uses less digits than its factorization.

2204919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 2204919 is about 1484.8969661226. The cubic root of 2204919 is about 130.1560060046.

The spelling of 2204919 in words is "two million, two hundred four thousand, nine hundred nineteen".