2202406 has 8 divisors (see below), whose sum is σ = 3336624. Its totient is φ = 1090200.

The previous prime is 2202391. The next prime is 2202407. The reversal of 2202406 is 6042022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2202406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202407) 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, 5250 + ... + 5653.

It is an arithmetic number, because the mean of its divisors is an integer number (417078).

2^2202406 is an apocalyptic number.

2202406 is a deficient number, since it is larger than the sum of its proper divisors (1134218).

2202406 is a wasteful number, since it uses less digits than its factorization.

2202406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2202406 is about 1484.0505382230. The cubic root of 2202406 is about 130.1065398816.

Adding to 2202406 its reverse (6042022), we get a palindrome (8244428).

The spelling of 2202406 in words is "two million, two hundred two thousand, four hundred six".