2204474 has 4 divisors (see below), whose sum is σ = 3306714. Its totient is φ = 1102236.

The previous prime is 2204473. The next prime is 2204483. The reversal of 2204474 is 4744022.

Added to its reverse (4744022) it gives a square (6948496 = 2636²).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4744022 = 2 ⋅2372011.

It can be written as a sum of positive squares in only one way, i.e., 1836025 + 368449 = 1355^2 + 607^2 .

It is not an unprimeable number, because it can be changed into a prime (2204471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551117 + ... + 551120.

2^2204474 is an apocalyptic number.

2204474 is a deficient number, since it is larger than the sum of its proper divisors (1102240).

2204474 is a wasteful number, since it uses less digits than its factorization.

2204474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102239.

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 2204474 is about 1484.7471165151. The cubic root of 2204474 is about 130.1472493232.

Adding to 2204474 its reverse (4744022), we get a palindrome (6948496).

The spelling of 2204474 in words is "two million, two hundred four thousand, four hundred seventy-four".