2204874 has 64 divisors (see below), whose sum is σ = 5913600. Its totient is φ = 594864.

The previous prime is 2204863. The next prime is 2204887. The reversal of 2204874 is 4784022.

2204874 = 267² + 268² + ... + 294².

It is a super-2 number, since 2×2204874² = 9722938711752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7029 + ... + 7335.

It is an arithmetic number, because the mean of its divisors is an integer number (92400).

2^2204874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2956800).

2204874 is an abundant number, since it is smaller than the sum of its proper divisors (3708726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2204874 is a wasteful number, since it uses less digits than its factorization.

2204874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 2204874 is about 1484.8818134788. The cubic root of 2204874 is about 130.1551205510.

Adding to 2204874 its reverse (4784022), we get a palindrome (6988896).

It can be divided in two parts, 22048 and 74, that added together give a palindrome (22122).

The spelling of 2204874 in words is "two million, two hundred four thousand, eight hundred seventy-four".