2205424 has 40 divisors (see below), whose sum is σ = 4812192. Its totient is φ = 971520.

The previous prime is 2205409. The next prime is 2205449. The reversal of 2205424 is 4245022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4554 + ... + 5014.

2^2205424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2205424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2406096).

2205424 is an abundant number, since it is smaller than the sum of its proper divisors (2606768).

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

2205424 is a wasteful number, since it uses less digits than its factorization.

2205424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2205424 is about 1485.0670018555. The cubic root of 2205424 is about 130.1659419351.

The spelling of 2205424 in words is "two million, two hundred five thousand, four hundred twenty-four".