2206424 has 16 divisors (see below), whose sum is σ = 4513320. Its totient is φ = 1002880.

The previous prime is 2206417. The next prime is 2206429. The reversal of 2206424 is 4246022.

It is a junction number, because it is equal to n+sod(n) for n = 2206396 and 2206405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12449 + ... + 12624.

2^2206424 is an apocalyptic number.

It is an amenable number.

2206424 is an abundant number, since it is smaller than the sum of its proper divisors (2306896).

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

2206424 is a wasteful number, since it uses less digits than its factorization.

2206424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25090 (or 25086 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2206424 is about 1485.4036488443. The cubic root of 2206424 is about 130.1856125703.

The spelling of 2206424 in words is "two million, two hundred six thousand, four hundred twenty-four".